Create two 1/1 blue Bird creature tokens with flying. Take an extra turn after this one. Exile Alrund's Epiphany.

Foretell {4}{U}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Exile the top eight cards of your library. You may put a land card from among them onto the battlefield. Until end of turn, for each nonland card type, you may cast a spell of that type from among the exiled cards without paying its mana cost.

Return target artifact card from your graveyard to the battlefield.

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

Flying

When Biblioplex Assistant enters the battlefield, put up to one target instant or sorcery card from your graveyard on top of your library.

Equipped creature gets +2/+0 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)

{1}: Attach Bloodthirsty Blade to target creature an opponent controls. Activate only as a sorcery.

Haste

Whenever Bomat Courier attacks, exile the top card of your library face down. (You can't look at it.)

{R}, Discard your hand, Sacrifice Bomat Courier: Put all cards exiled with Bomat Courier into their owners' hands.

Each player mills four cards. Return up to two instant and/or sorcery cards from your graveyard to your hand. Exile Bond of Insight.

Trample

{3}{R}, Sacrifice an artifact: Bosh, Iron Golem deals damage equal to the sacrificed artifact's mana value to any target.

Trample

When Bottle Golems dies, you gain life equal to its power.

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

{5}, Exile Buried Treasure from your graveyard: Discover 5. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 5 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

When Cartographer's Companion enters the battlefield, create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this artifact: Target creature you control explores. Activate only as a sorcery.")

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

Flying

Other artifact creatures you control get +1/+1.

{6}, Roll a d8: Monstrosity X, where X is the result. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.)

Berserk -- When Clay Golem becomes monstrous, destroy target permanent.

{7}: Create a token that's a copy of target artifact. That token gains haste. Exile it at the beginning of the next end step.

When Compass Gnome enters the battlefield, you may search your library for a basic land card or Cave card, reveal it, then shuffle and put that card on top.

Whenever you're dealt combat damage, the attacking player gains control of Contested Game Ball and untaps it.

{2}, {T}: Draw a card and put a point counter on Contested Game Ball. Then if it has five or more point counters on it, sacrifice it and create a Treasure token.

When Corridor Monitor enters the battlefield, untap target artifact or creature you control.

{T}: Add one mana of any color.

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

Indestructible

{T}: Add one mana of any color.

Flash (You may cast this spell any time you could cast an instant.)

Vigilance

Indestructible (Damage and effects that say "destroy" don't destroy this creature. If its toughness is 0 or less, it's still put into its owner's graveyard.)

Target player draws two cards.

Flashback--{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flash

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

{3}: Dire Mimic becomes a Shapeshifter artifact creature with base power and toughness 5/5 until end of turn.

When Dramatist's Puppet enters the battlefield, for each kind of counter on target permanent, put another counter of that kind on it or remove one from it.

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

{3}, {T}, Sacrifice Dreamstone Hedron: Draw three cards.

When Dwarven Hammer enters the battlefield, you may pay {2}. If you do, create a 2/1 red Dwarf Berserker creature token, then attach Dwarven Hammer to it.

Equipped creature gets +3/+0 and has trample.

Equip {3}

Elaborate Firecannon doesn't untap during your untap step.

{4}, {T}: Elaborate Firecannon deals 2 damage to any target.

At the beginning of your upkeep, you may discard a card. If you do, untap Elaborate Firecannon.

Flying

When Faerie Mechanist enters the battlefield, look at the top three cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

False Floor enters the battlefield tapped.

Creatures enter the battlefield tapped.

{2}, {T}, Exile False Floor: Exile all untapped creatures. Activate only as a sorcery.

Climb Over -- {T}: Target Wall can't block this turn.

Tie Up -- {3}, {T}: Target creature doesn't untap during its controller's next untap step.

Rappel Down -- {4}, {T}: Venture into the dungeon. Activate only as a sorcery. (Enter the first room or advance to the next room.)

Flying

Filigree Attendant's power is equal to the number of artifacts you control.

When Filigree Familiar enters the battlefield, you gain 2 life.

When Filigree Familiar dies, draw a card.

Firemind Vessel enters the battlefield tapped.

{T}: Add two mana of different colors.

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

{2}: Target artifact creature gets +1/+1 until end of turn.

{2}: Target artifact creature gains your choice of flying, trample, or haste until end of turn.

When Guild Globe enters the battlefield, draw a card.

{2}, {T}, Sacrifice Guild Globe: Add two mana of different colors.

Whenever Howling Golem attacks or blocks, each player draws a card.

Flash

When Idol of the Deep King enters the battlefield, it deals 2 damage to any target.

Craft with artifact {2}{R} ({2}{R}, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

When Sovereign's Macuahuitl enters the battlefield, attach it to target creature you control.

Equipped creature gets +2/+0.

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

When Inherited Envelope enters the battlefield, the Ring tempts you.

{T}: Add one mana of any color.

When Inverted Iceberg enters the battlefield, mill a card, then draw a card. (To mill a card, put the top card of your library into your graveyard.)

Craft with artifact {4}{U}{U} ({4}{U}{U}, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

Whenever Iceberg Titan attacks, you may tap or untap target artifact or creature.

Iron Apprentice enters the battlefield with a +1/+1 counter on it.

When Iron Apprentice dies, if it had counters on it, put those counters on target creature you control.

Vigilance

Iron Golem attacks or blocks each combat if able.

Trample, haste

Channel -- {1}{R}, Discard Ironhoof Boar: Target creature gets +3/+1 and gains trample until end of turn.

{T}: Put two ingenuity counters on Jhoira, Ageless Innovator, then you may put an artifact card with mana value X or less from your hand onto the battlefield, where X is the number of ingenuity counters on Jhoira.

When Lembas enters the battlefield, scry 1, then draw a card.

{2}, {T}, Sacrifice Lembas: You gain 3 life.

When Lembas is put into a graveyard from the battlefield, its owner shuffles it into their library.

As an additional cost to cast this spell, discard a card.

{4}: Lesser Masticore deals 1 damage to target creature.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Flash

When Lodestone Needle enters the battlefield, tap up to one target artifact or creature and put two stun counters on it.

Craft with artifact {2}{U} ({2}{U}, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

{1}, {T}: Target creature you control explores. Activate only as a sorcery. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on that creature, then put the card back or put it into your graveyard.)

{T}: Add one mana of any color.

Trample

When Marut enters the battlefield, if mana from a Treasure was spent to cast it, create a Treasure token for each mana from a Treasure spent to cast it. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{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

{3}{U}, {T}, Tap X untapped artifacts you control: Look at the top X cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

When Meteor Golem enters the battlefield, destroy target nonland permanent an opponent controls.

When Meteorite enters the battlefield, it deals 2 damage to any target.

{T}: Add one mana of any color.

Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.)

Channel -- {2}{U}, Discard Mirrorshell Crab: Counter target spell or ability unless its controller pays {3}.

{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.

{2}, {T}: Draw a card. Transform Mysterious Tome.

{1}, {T}: Tap target nonland permanent. Transform Chilling Chronicle.

When Nimblewright Schematic enters the battlefield or is put into a graveyard from the battlefield, create a 1/1 colorless Construct artifact creature token.

{1}, {T}, Sacrifice Orazca Puzzle-Door: Look at the top two cards of your library. Put one of those cards into your hand and the other into your graveyard.

Flying

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

As Pithing Needle enters the battlefield, choose a card name.

Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Flying

When Saheeli's Silverwing enters the battlefield, look at the top card of target opponent's library.

This spell costs {1} less to cast for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

When Self-Assembler enters the battlefield, you may search your library for an Assembly-Worker creature card, reveal it, put it into your hand, then shuffle.

Flying

When Skyscanner enters the battlefield, draw a card.

Vigilance

When Staunch Throneguard enters the battlefield, you become the monarch.

You may look at the top card of your library any time.

As long as The Reality Chip is attached to a creature, you may play lands and cast spells from the top of your library.

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

Trample, haste

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.)

{8}, {T}: Draw four cards.

When Trailblazer's Torch enters the battlefield, you take the initiative.

Whenever equipped creature becomes blocked, it deals 2 damage to each creature blocking it.

Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

When Treasure Keeper dies, reveal cards from the top of your library until you reveal a nonland card with mana value 3 or less. You may cast that card without paying its mana cost. Put all revealed cards not cast this way on the bottom of your library in a random order.

Trigon of Thought enters the battlefield with three charge counters on it.

{U}{U}, {T}: Put a charge counter on Trigon of Thought.

{2}, {T}, Remove a charge counter from Trigon of Thought: Draw a card.