Choose one --

• Abrade deals 3 damage to target creature.

• Destroy target artifact.

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

{2}, {T}, Sacrifice Armillary Sphere: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

Flying, trample

When Atsushi, the Blazing Sky dies, choose one --

• Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

• Create three Treasure tokens.

{1}, {T}: Add {W}{U}.

Whenever you discard a card, exile that card from your graveyard.

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

{4}, {T}, Sacrifice Bag of Holding: Return all cards exiled with Bag of Holding to their owner's hand.

{1}, {T}: Add {R}{W}.

Partner with Shabraz, the Skyshark (When this creature enters the battlefield, target player may put Shabraz into their hand from their library, then shuffle.)

Whenever you discard a card, put a +1/+1 counter on Brallin, Skyshark Rider and it deals 1 damage to each opponent.

{R}: Target Shark gains trample until end of turn.

Each player draws three cards, then discards three cards at random.

Defender

{3}{R/P}: Transform Captive Weird. Activate only as a sorcery. ({R/P} can be paid with either {R} or 2 life.)

When this creature transforms into Compleated Conjurer, exile the top card of your library. Until the end of your next turn, you may play that card.

Castle Embereth enters the battlefield tapped unless you control a Mountain.

{T}: Add {R}.

{1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

As an additional cost to cast this spell, discard two cards.

Draw three cards.

{T}: Target player draws two cards, then discards two cards.

+1: Create two 3/1 red Elemental creature tokens with haste. Exile them at the beginning of the next end step.

0: Discard all the cards in your hand, then draw that many cards plus one.

-X: Chandra, Flamecaller deals X damage to each creature.

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

Sacrifice Commander's Sphere: Draw a card.

Enchant creature

Whenever enchanted creature deals damage to an opponent, you may draw a card.

{T}: Add {C}.

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

Target creature has base power and toughness 1/1 until end of turn.

This spell can't be countered.

Counter target noncreature spell.

Flying

Whenever Dragon Mage deals combat damage to a player, each player discards their hand, then draws seven cards.

Double strike

Whenever Efreet Flamepainter deals combat damage to a player, you may cast target instant or sorcery card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

Draw two cards, then discard two cards.

Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Destroy target attacking or blocking creature.

---

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Draw two cards, then discard two cards.

Fire Diamond enters the battlefield tapped.

{T}: Add {R}.

Draw two cards, then discard two cards. Untap up to three lands.

Instant and sorcery spells you cast cost {1} less to cast.

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

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

Spells your opponents cast cost {1} more to cast.

Discard all the cards in your hand, then draw that many cards plus one. You gain life equal to the number of cards in your hand.

Counter target spell that targets you or a permanent you control.

Draw a card.

Choose one --

• Counter target noncreature spell unless its controller pays {2}.

• Izzet Charm deals 2 damage to target creature.

• Draw two cards, then discard two cards.

{1}, {T}: Add {U}{R}.

Whenever you cast a noncreature spell, creatures you control get +1/+1 until end of turn. Untap those creatures.

Whenever you cast a noncreature spell, you may draw a card. If you do, discard a card.

+2: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle.

-3: Koth, Fire of Resistance deals damage to target creature equal to the number of Mountains you control.

-7: You get an emblem with "Whenever a Mountain enters the battlefield under your control, this emblem deals 4 damage to any target."

Lightning Bolt deals 3 damage to any target.

Flying

Lieutenant -- At the beginning of combat on your turn, if you control your commander, draw a card.

{1}{R}, {T}, Sacrifice Magus of the Wheel: Each player discards their hand, then draws seven cards.

{T}: Add one mana of any color.

Marble Diamond enters the battlefield tapped.

{T}: Add {W}.

Flying

Whenever Medomai the Ageless deals combat damage to a player, take an extra turn after this one.

Medomai the Ageless can't attack during extra turns.

Play with the top card of your library revealed.

You may cast instant and sorcery spells from the top of your library.

Whenever you cast an instant or sorcery spell from your library, copy it. You may choose new targets for the copy.

Myriad Landscape enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Mystic Monastery enters the battlefield tapped.

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

Trample

Whenever Neheb, Dreadhorde Champion deals combat damage to a player or planeswalker, you may discard any number of cards. If you do, draw that many cards and add that much {R}. Until end of turn, you don't lose this mana as steps and phases end.

Counter target spell.

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

This spell can't be countered.

Flying

Whenever you draw a card, Niv-Mizzet, Parun deals 1 damage to any target.

Whenever a player casts an instant or sorcery spell, you draw a card.

When Oblivion Ring enters the battlefield, exile another target nonland permanent.

When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Flying

Whenever you draw a card, put a +1/+1 counter on Oneirophage.

Scry 1.

Draw a card.

Draw three cards.

Addendum -- If you cast this spell during your main phase, instead scry 3, then draw three cards.

Draw four cards, then discard two cards.

You have no maximum hand size.

{T}: Add {C}.

Counter target spell. Its controller can't cast spells this turn.

Target opponent may have Risk Factor deal 4 damage to them. If that player doesn't, you draw three cards.

Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Enchant planeswalker

Enchanted planeswalker has "[+1]: Up to one target creature gets +2/+0 and gains first strike and trample until end of turn."

Whenever you activate a loyalty ability of enchanted planeswalker, copy that ability. You may choose new targets for the copy.

{T}, Discard a card: Draw a card.

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

Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{W}, {T}: You gain 2 life.

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

Partner with Brallin, Skyshark Rider

Flying

Whenever you draw a card, put a +1/+1 counter on Shabraz, the Skyshark and you gain 1 life.

{W/U}: Target Human gains flying until end of turn.

Shatterskull Smashing deals X damage divided as you choose among up to two target creatures and/or planeswalkers. If X is 6 or more, Shatterskull Smashing deals twice X damage divided as you choose among them instead.

As Shatterskull, the Hammer Pass enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {R}.

Sky Diamond enters the battlefield tapped.

{T}: Add {U}.

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

You have no maximum hand size.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)

Equip {1}

Each land card in your hand has cycling {R}.

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

You may activate loyalty abilities of Teferi, Master of Time on any player's turn any time you could cast an instant.

+1: Draw a card, then discard a card.

-3: Target creature you don't control phases out. (Treat it and anything attached to it as though they don't exist until its controller's next turn.)

-10: Take two extra turns after this one.

+1: Draw a card, then discard a card.

+1: Target creature gets +2/+0 and gains first strike and trample until end of turn.

-8: Draw four cards. When you do, The Royal Scions deals damage to any target equal to the number of cards in your hand.

You have no maximum hand size.

{T}: Add {C}.

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

Draw two cards.

Return a creature you control to its owner's hand, then destroy all creatures.

When Tolarian Contempt enters the battlefield, put a rejection counter on each creature your opponents control.

At the beginning of your end step, for each opponent, choose up to one target creature they control with a rejection counter on it. That creature's owner puts it on the top or bottom of their library.

If a red source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead.

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

Draw two cards.

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Windbrisk Heights enters the battlefield tapped.

{T}: Add {W}.

{W}, {T}: You may play the exiled card without paying its mana cost if you attacked with three or more creatures this turn.

This spell costs {1} less to cast if you control a creature with flying.

Draw two cards.

Choose one --

• Foil Their Scheme -- Counter target spell.

• Learn Their Secrets -- Draw two cards, then discard two cards.