Whenever Acquisition Octopus or equipped creature deals combat damage to a player, draw a card.

Reconfigure {2} ({2}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

{T}: Add {C}.

{T}: Add {W} or {U}. Adarkar Wastes deals 1 damage to you.

When Aether Channeler enters the battlefield, choose one --

• Create a 1/1 white Bird creature token with flying.

• Return another target nonland permanent to its owner's hand.

• Draw a card.

Flying, vigilance

When Ao, the Dawn Sky dies, choose one --

• Look at the top seven cards of your library. Put any number of nonland permanent cards with total mana value 4 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

• Put two +1/+1 counters on each permanent you control that's a creature or Vehicle.

Prototype {1}{U}{U} -- 2/1 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

When Arcane Proxy enters the battlefield, if you cast it, exile target instant or sorcery card with mana value less than or equal to Arcane Proxy's power from your graveyard. Copy that card. You may cast the copy without paying its mana cost.

{T}: Add one mana of any color in your commander's color identity.

More Than Meets the Eye {R}{W} (You may cast this card converted for {R}{W}.)

First strike

{1}, Remove one or more +1/+1 counters from Arcee: It deals that much damage to target creature. Convert Arcee.

Living metal (As long as it's your turn, this Vehicle is also a creature.)

Whenever you cast a spell that targets one or more creatures or Vehicles you control, put that many +1/+1 counters on Arcee. Convert Arcee.

{T}: Add {C}. Spend this mana only to activate an ability or cast an artifact spell.

Prototype {1}{W} -- 2/2 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

Vigilance

{1}, {T}: Put a +1/+1 counter on target Assembly-Worker you control.

{T}: Add {C}.

{T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.

Enchant artifact or creature

As long as enchanted permanent is a creature, it gets +1/+1 for each creature and/or Vehicle you control.

Channel -- {2}{W}, Discard Born to Drive: Create two 1/1 colorless Pilot creature tokens with "This creature crews Vehicles as though its power were 2 greater."

{T}: Add {C}.

{2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

When Citizen's Arrest enters the battlefield, exile target creature or planeswalker an opponent controls until Citizen's Arrest leaves the battlefield.

{2}, Sacrifice Combat Courier: Draw a card.

Unearth {U} ({U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

{T}: Add one mana of any color in your commander's color identity.

{T}: Add one mana of any color in your commander's color identity.

Sacrifice Commander's Sphere: Draw a card.

{T}: Add {C}.

{2}, {T}, Sacrifice Demolition Field: Destroy target nonbasic land an opponent controls. That land's controller may search their library for a basic land card, put it onto the battlefield, then shuffle. You may search your library for a basic land card, put it onto the battlefield, then shuffle.

Destroy target artifact or enchantment.

Tap target creature.

Metalcraft -- If you control three or more artifacts, exile that creature.

When Ecologist's Terrarium enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

{2}, {T}, Sacrifice Ecologist's Terrarium: Put a +1/+1 counter on target creature. Activate only as a sorcery.

{T}: Add {W}.

Channel -- {2}{W}, Discard Eiganjo, Seat of the Empire: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

Flying

Artifact spells you cast cost {1} less to cast.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Kicker {2}{U} (You may pay an additional {2}{U} as you cast this spell.)

If this spell was kicked, draw a card. Fires of Victory deals damage to target creature or planeswalker equal to the number of cards in your hand.

Flame Discharge deals X damage to target creature or planeswalker. If you controlled a modified creature as you cast this spell, it deals X plus 2 damage instead. (Equipment, Auras you control, and counters are modifications.)

As Frostboil Snarl enters the battlefield, you may reveal an Island or Mountain card from your hand. If you don't, Frostboil Snarl enters the battlefield tapped.

{T}: Add {U} or {R}.

As Furycalm Snarl enters the battlefield, you may reveal a Mountain or Plains card from your hand. If you don't, Furycalm Snarl enters the battlefield tapped.

{T}: Add {R} or {W}.

When Gilded Pinions enters the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Equipped creature has flying.

Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

First strike

Menace (This creature can't be blocked except by two or more creatures.)

{T}, Sacrifice Goldhound: Add one mana of any color.

{T}: Add {C}.

{1}, {T}: Add one mana of any color.

{4}, {T}: Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

Prototype {2}{U}{U} -- 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

You may have Hulking Metamorph enter the battlefield as a copy of an artifact or creature you control, except it's an artifact creature in addition to its other types, and its power and toughness are equal to Hulking Metamorph's power and toughness.

({T}: Add {W} or {U}.)

Idyllic Beachfront enters the battlefield tapped.

Whenever Imperial Recovery Unit attacks, return target creature or Vehicle card with mana value 2 or less from your graveyard to your hand.

Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

More Than Meets the Eye {3}{U} (You may cast this card converted for {3}{U}.)

Flying

Remove one or more +1/+1 counters from among artifacts you control: Target player adds that much {C}. This mana can't be spent to cast nonartifact spells. Convert Jetfire.

Living metal (As long as it's your turn, this Vehicle is also a creature.)

Flying

{U}{U}{U}: Convert Jetfire, then adapt 3. (If it has no +1/+1 counters on it, put three +1/+1 counters on it.)

Choose two --

• Create a 2/2 colorless Construct artifact creature token.

• Put a +1/+1 counter on a creature you control. It gains double strike until end of turn.

• Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.

• You gain 2 life and scry 2.

Destroy target attacking creature.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a Pilot or Vehicle spell.

{3}, {T}: Target Vehicle becomes an artifact creature until end of turn.

{5}, Exile Mechtitan Core and four other artifact creatures and/or Vehicles you control: Create Mechtitan, a legendary 10/10 Construct artifact creature token with flying, vigilance, trample, lifelink, and haste that's all colors. When that token leaves the battlefield, return all cards exiled with Mechtitan Core except Mechtitan Core to the battlefield tapped under their owners' control.

Crew 2

Flying

Whenever you attack with one or more creatures with counters on them, draw a card.

{T}: You gain 1 life. If you control creatures named Power Plant Worker and Tower Worker, you gain 3 life instead.

({T}: Add {U} or {R}.)

Molten Tributary enters the battlefield tapped.

{T}, Tap an untapped artifact or creature you control: Add {C}.

Channel -- {4}{U}, Discard Moonsnare Prototype: The owner of target nonland permanent puts it on the top or bottom of their library.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Whenever Mysterious Limousine enters the battlefield or attacks, exile up to one other target creature until Mysterious Limousine leaves the battlefield. If a creature is put into exile this way, return each other card exiled with Mysterious Limousine to the battlefield under its owner's control.

Crew 2

{T}: Add one mana of any color.

{1}, {T}, Tap another untapped artifact you control: Draw a card, then discard a card.

More Than Meets the Eye {2}{U}{R}{W} (You may cast this card converted for {2}{U}{R}{W}.)

At the beginning of each end step, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

When Optimus Prime dies, return it to the battlefield converted under its owner's control.

Living metal (As long as it's your turn, this Vehicle is also a creature.)

Trample

Whenever you attack, bolster 2. The chosen creature gains trample until end of turn. When that creature deals combat damage to a player this turn, convert Optimus Prime.

{T}: Add {U}.

Channel -- {3}{U}, Discard Otawara, Soaring City: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs {1} less to activate for each legendary creature you control.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

At the beginning of your end step, if you control two or more other creatures, draw a card.

{3}{W}: Create a 1/1 colorless Soldier artifact creature token.

Unearth {2}{W}{W}

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a legendary spell.

{T}: Add one mana of any color among legendary permanents you control.

{3}, {T}, Exile Plaza of Heroes: Target legendary creature gains hexproof and indestructible until end of turn.

As Port Town enters the battlefield, you may reveal a Plains or Island card from your hand. If you don't, Port Town enters the battlefield tapped.

{T}: Add {W} or {U}.

{3}: Power Plant Worker gets +2/+2 until end of turn. If you control creatures named Mine Worker and Tower Worker, put two +1/+1 counters on Power Plant Worker instead. Activate only once each turn.

Whenever one or more Vehicles you control attack, create a 1/1 colorless Pilot creature token with "This creature crews Vehicles as though its power were 2 greater."

Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Kicker {W} (You may pay an additional {W} as you cast this spell.)

If this spell was kicked, create a 1/1 white Soldier creature token.

Counter target spell unless its controller pays {1} for each creature you control.

More Than Meets the Eye {2}{W} (You may cast this card converted for {2}{W}.)

Whenever Prowl attacks, exile up to one other target tapped creature or Vehicle. For as long as that card remains exiled, its owner may play it.

Whenever a player plays a card exiled with Prowl, you draw a card and convert Prowl.

Living metal (As long as it's your turn, this Vehicle is also a creature.)

Whenever another creature or Vehicle enters the battlefield under your control, put a +1/+1 counter on Prowl. If this is the second time this ability has resolved this turn, convert Prowl.

{T}: Add {U}, {R}, or {W}.

Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {U}, {R}, or {W}.)

Raugrin Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

{T}: Add one mana of any color.

Tap an untapped legendary creature you control: Add one mana of any color.

Kicker {U} (You may pay an additional {U} as you cast this spell.)

Destroy target tapped creature. If this spell was kicked, scry 2.

({T}: Add {R} or {W}.)

Sacred Peaks enters the battlefield tapped.

Counter target artifact or creature spell unless its controller pays {4}.

Enchant creature

As long as enchanted creature is attacking alone, it can't be blocked.

Enchanted creature has "Whenever this creature deals combat damage to a player, it connives." (Its controller draws a card, then discards a card. If they discarded a nonland card, they put a +1/+1 counter on this creature.)

{T}: Add {C}.

{T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

At the beginning of combat on your turn, put a +1/+1 counter on target creature you control.

Whenever another nontoken Soldier you control dies, create a 1/1 colorless Soldier artifact creature token.

You may cast Silver Scrutiny as though it had flash if X is 3 or less.

Draw X cards.

Equipped creature gets +1/+1.

Whenever Simian Sling or equipped creature becomes blocked, it deals 1 damage to defending player.

Reconfigure {2} ({2}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Flying

Whenever Skystrike Officer attacks, create a 1/1 colorless Soldier artifact creature token.

Tap three untapped Soldiers you control: Draw a card.

{T}: Add {C}{C}.

Prototype {3}{U} -- 2/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

Flying

When Spotter Thopter enters the battlefield, scry X, where X is its power.

Draw two cards, then discard a card. Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

Defender

{U}: Surge Engine loses defender and gains "This creature can't be blocked."

{2}{U}: Surge Engine becomes blue and has base power and toughness 5/4. Activate only if Surge Engine doesn't have defender.

{4}{U}{U}: Draw three cards. Activate only if Surge Engine is blue and only once.

Menace

When Surgehacker Mech enters the battlefield, it deals damage equal to twice the number of Vehicles you control to target creature or planeswalker an opponent controls.

Crew 4

Put a +1/+1 counter on target creature. It gains lifelink and indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Whenever one or more noncreature permanents are returned to hand, draw a card. This ability triggers only once each turn.

{X}{W}, Return a land you control to its owner's hand: Return target artifact or enchantment card with mana value X or less from your graveyard to the battlefield. Activate only as a sorcery.

Kicker {1}{W} and/or {1}{U} (You may pay an additional {1}{W} and/or {1}{U} as you cast this spell.)

Choose up to X creatures and/or planeswalkers you control, where X is the number of times this spell was kicked. Those permanents phase out.

Temporal Firestorm deals 5 damage to each creature and each planeswalker.

When The Mightstone and Weakstone enters the battlefield, choose one --

• Draw two cards.

• Target creature gets -5/-5 until end of turn.

{T}: Add {C}{C}. This mana can't be spent to cast nonartifact spells.

(Melds with Urza, Lord Protector.)

(As this Saga enters and after your draw step, add a lore counter.)

I -- Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.

II -- You may discard a card. When you do, return target permanent card with mana value 2 or less from your graveyard to the battlefield tapped.

III -- Exile this Saga, then return it to the battlefield transformed under your control.

Vigilance

Whenever Architect of Restoration attacks or blocks, create a 1/1 colorless Spirit creature token.

At the beginning of your upkeep, scry 2.

Whenever you choose to put one or more cards on the bottom of your library while scrying, exile that many cards from the bottom of your library.

During your turn, you may play cards exiled with The Temporal Anchor.

Whenever you cast a noncreature spell, create a 1/1 colorless Soldier artifact creature token.

Reach

{T}: Add {C}. If you control creatures named Mine Worker and Power Plant Worker, add {C}{C}{C} instead.

Choose two --

• Creatures you don't control get -2/-0 until end of turn.

• Create a tapped Powerstone token.

• Create a tapped 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."

• Scry 1, then draw a card.

Artifact, instant, and sorcery spells you cast cost {1} less to cast.

{7}: If you both own and control Urza, Lord Protector and an artifact named The Mightstone and Weakstone, exile them, then meld them into Urza, Planeswalker. Activate only as a sorcery.

Vigilance

{1}, {T}: Draw a card, then discard a card.

Whenever you discard one or more artifact cards, create a tapped Powerstone token. This ability triggers only once each turn. (The token is an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

Artifact creatures you control get +2/+2.

{6}: Create a token that's a copy of target artifact you control, except it's a 1/1 Soldier creature in addition to its other types.