Put a +1/+1 counter, a reach counter, and a deathtouch counter on target creature. Untap it.

Changeling (This card is every creature type.) Reach {2}: Put target card from your graveyard on the bottom of your library.

Target player shuffles up to four target cards from their graveyard into their library.

{T}, Exile this artifact: Shuffle your graveyard into your library.

Target player shuffles up to three target cards from their graveyard into their library. Draw a card. When this card is put into your graveyard from your library, shuffle your graveyard into your library.

Target player shuffles up to three target cards from their graveyard into their library. Flashback {G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Each player shuffles their graveyard into their library.

Put target card from your graveyard on top of your library.

Target player shuffles their graveyard into their library.

Put target card from your graveyard on top of your library.

Shuffle Serene Remembrance and up to three target cards from a single graveyard into their owners' libraries.

Choose land or nonland. Reveal cards from the top of your library until you reveal a card of the chosen kind. Put that card into your hand and the rest on the bottom of your library in a random order.

Target player shuffles their graveyard into their library. Draw a card.

Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) Draw a card.

Target creature gets +1/+0 until end of turn. Draw a card.

Target creature gets -1/-0 until end of turn. Draw a card.

Spree (Choose one or more additional costs.) + {1} — Until end of turn, target creature becomes a white Rabbit with base power and toughness 0/1. + {3} — Target player draws two cards.

Scry 1. (Look at the top card of your library. You may put that card on the bottom.) Draw a card.

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library.

Cleave {1}{U} (You may cast this spell for its cleave cost. If you do, remove the words in square brackets.) Return target nonland permanent [you control] to its owner's hand.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.

Return target creature to its owner's hand. If its mana value was 3 or less, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Return target tapped creature to its owner's hand. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Choose one — • Counter target artifact spell. • Return target artifact to its owner's hand.

Exile target creature. Its controller gains life equal to its power.

Target creature gets +1/+3 and gains flying until end of turn. Untap it.

Choose one — • Tap target permanent. • Untap target permanent. Entwine {1} (Choose both if you pay the entwine cost.)

Target creature gets +1/+3 and gains flying until end of turn. Untap it.

Target creature gets +1/+3 and gains reach until end of turn. Untap it.

{1}, {T}: Untap another target artifact. {3}, {T}: Target creature can't be blocked this turn.

Target creature gets +1/+3 until end of turn. Put a reach counter on it. Untap it.

{1}, {T}: Untap target artifact.

Choose one — • Target creature you control gets +1/+2 until end of turn. • Return target creature you control to its owner's hand.

Target permanent gains hexproof and indestructible until end of turn. If it's an artifact creature, it gets +2/+2 until end of turn.

Target player shuffles their graveyard into their library. Prevent all combat damage that would be dealt this turn.

Choose one or both — • Target Human creature you control gets +1/+1 and gains indestructible until end of turn. • Target non-Human creature you control gets +1/+1 and gains indestructible until end of turn.

Choose one — • Put a +1/+1 counter on target creature or Vehicle. Untap it. • Return target permanent you control to its owner's hand.

Put a +1/+1 counter on target creature. It gains deathtouch and indestructible until end of turn.

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

Target creature you control gains hexproof until end of turn. Create a Royal Role token attached to that creature. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1 and has ward {1}.)

Target creature you control gets +1/+1 and gains hexproof until end of turn. Untap it. (It can't be the target of spells or abilities your opponents control.)

Marvin has all activated abilities of creatures you control that don't have the same name as this creature.

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

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

{T}: Add {C}. {5}, {T}: Add {W}{U}{B}{R}{G}.

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

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

({T}: Add {G}.)

({T}: Add {U}.)

If you control two or more other lands, this land enters tapped. {T}: Add {G}. {X}{G}: Until end of turn, this land becomes an X/X green Hydra creature. It's still a land. X can't be 0.

({T}: Add {R}.)

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

This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

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

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Add {B}{B}{B}.

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

Look at the top four cards of your library. You may put a land card from among them onto the battlefield tapped. If you don't, put a card from among them into your hand. Put the rest on the bottom of your library in a random order.

Whenever you cast a noncreature spell, create an X/X blue Shark creature token with flying, where X is that spell's mana value. Cycling {X}{1}{U} ({X}{1}{U}, Discard this card: Draw a card.) When you cycle this card, create an X/X blue Shark creature token with flying.