{T}: Add {C}. {3}{G}, {T}, Sacrifice this land: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

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

This land enters tapped. {T}: Add {U} or {B}.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {U} or {B}.

This land enters tapped. When this land enters, you may look at the top five cards of your library. If you do, reveal up to one basic land card from among them, then put that card on top of your library and the rest on the bottom in any order. {T}: Add {G}.

({T}: Add {G}.)

This land enters tapped. {T}: Add {B} or {G}.

This land enters tapped. {T}: Add {B} or {G}.

({T}: Add {U}.)

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {B} or {G}.

You have no maximum hand size. {T}: Add {C}.

This land enters tapped. {T}: Add {U} or {B}.

This land enters tapped. {T}: Add {G} or {U}.

This land enters tapped. When this land enters, target creature an opponent controls doesn't untap during its controller's next untap step. {T}: Add {U}.

This land enters tapped. {T}: Add {U} or {B}.

({T}: Add {B}.)

This land enters tapped. {T}: Add {G} or {U}.

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

When this artifact enters, scry 1. {T}: Add one mana of any color.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

{T}: Manifest a card from your hand. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

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

+2: Draw a card. Each player mills two cards. −5: Put target creature card from a graveyard onto the battlefield under your control. −11: Gain control of all creatures target opponent controls.

Megamorph {1}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When this creature is turned face up, destroy target artifact or enchantment an opponent controls.

This spell can't be countered. You may have this creature enter as a copy of any creature on the battlefield, except it enters with X additional +1/+1 counters on it.

Flash When this creature enters, you may search your library and/or graveyard for a card named Ashiok, Sculptor of Fears, reveal it, and put it into your hand. If you search your library this way, shuffle.

Morph {X}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, all creatures get -X/-X until end of turn.

Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana. {T}: The next time target creature adapts this turn, it adapts as though it had no +1/+1 counters on it.

Morph {5}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, each opponent skips their next untap step.

Morph {4}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, you may exchange control of target creature you control and target creature an opponent controls.

Deathtouch Whenever a permanent you control is turned face up, you may return this card from your graveyard to the battlefield face up or face down. Megamorph {4}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Creatures with power less than this creature's power can't block it. Megamorph {1}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When this creature is turned face up, return target card from your graveyard to your hand.

Creatures your opponents control get -1/-0.

This creature enters with X +1/+1 counters on it. When this creature dies, create a 1/1 green Snake creature token for each +1/+1 counter on it. Morph {3}{G}{G} As this creature is turned face up, put five +1/+1 counters on it.

Flying Morph {1}{G}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, you may return another target creature to its owner's hand.

This creature can't be blocked as long as you control no other creatures. When this creature deals combat damage to a player, exile it and the top card of your library in a face-down pile, shuffle that pile, then manifest those cards. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Whenever one or more non-Human creatures you control deal combat damage to a player, draw a card.

Morph {4}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may cast that card without paying its mana cost for as long as it remains exiled.

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

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

Flying {T}: Add {G} or {U}.

Flying Morph {2}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, target creature you control gains hexproof until end of turn.

Megamorph {5}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When this creature is turned face up, return target noncreature, nonland card from your graveyard to your hand.

If this creature would be destroyed, regenerate it. Tap any number of untapped creatures you control other than this creature with total power 10 or greater: This creature gets +20/+20 until end of turn.

Whenever you draw a card, you may pay {1}. If you do, put a +1/+1 counter on this creature and create a 1/1 blue Tentacle creature token.

Morph {1}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, destroy target artifact or enchantment.

Whenever another permanent you control is turned face up, if it's a creature, put two +1/+1 counters on it. Megamorph {3}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Morph {3}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, destroy target nonblack creature. It can't be regenerated.

Flying Megamorph {1}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When this creature is turned face up, counter target instant or sorcery spell.

{1}{G}: You may return another creature you control to its owner's hand. If you do, this creature gains indestructible until end of turn.

When this creature enters, manifest the top card of your library. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) Whenever a permanent you control is turned face up, if it's a creature, you may have it fight target creature you don't control.

All Saprolings get +1/+1. Morph {3}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, create four 1/1 green Saproling creature tokens.

As this creature enters or is turned face up, you may choose another creature on the battlefield. If you do, until this creature is turned face down, it becomes a copy of that creature, except it has "At the beginning of your upkeep, you may turn this creature face down." Morph {1}{U}

Whenever you cast your first spell during each opponent's turn, draw a card.

At the beginning of your end step, manifest the top card of your library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) Sacrifice this creature: Until end of turn, face-up nontoken creatures you control gain "When this creature dies, manifest the top card of your library."

Choose one or more — • Destroy target artifact. • Destroy target creature. • Destroy target enchantment. • Destroy target land. • Destroy target planeswalker.

Search your library for a card, put that card into your hand, then shuffle.

Return all nonland permanents with mana value X or less to their owners' hands.

You may play an additional land this turn. Draw a card.

Destroy six target creatures.

Create a token that's a copy of target artifact or creature. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Target opponent exiles the top X cards of their library. You may cast any number of spells with mana value X or less from among them without paying their mana costs.

Enchant creature Enchanted creature loses all abilities and has base power and toughness 1/1.

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of your draw step, draw an additional card, then discard a card. • Dragons — Spells your opponents cast that target you or a permanent you control cost {2} more to cast.

Enchant land When this Aura enters, draw a card. Enchanted land is every basic land type in addition to its other types.

Whenever you draw a card, put a foreshadow counter on this enchantment. Remove eight foreshadow counters from this enchantment: Create an 8/8 blue Kraken creature token. Cycling {2} ({2}, Discard this card: Draw a card.)

Face-down creatures you control get +0/+1. Whenever a permanent you control is turned face up, draw a card.

At the beginning of each player's upkeep, that player returns a creature they control to its owner's hand.

Your opponents play with their hands revealed.

Whenever a face-down creature you control enters, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle. Whenever a permanent you control is turned face up, if it's a creature, it gets +2/+2 until end of turn.

As an additional cost to cast this spell, return a permanent you control to its owner's hand. Counter target spell.

Return to their owners' hands all creatures with toughness less than or equal to the number of Islands you control.

Target player returns each commander they control from the battlefield to the command zone. Draw a card.

Destroy target creature.

Creatures you control have base power and toughness 3/3 until end of turn. You may search your library and/or graveyard for a card named Oko, the Trickster, reveal it, and put it into your hand. If you search your library this way, shuffle.