As this enchantment enters, choose a creature type. Creatures you control are the chosen type in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

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

Flying You may have this creature enter as a copy of any creature on the battlefield with mana value less than or equal to the amount of mana spent to cast this creature, except it's a Bird in addition to its other types and it has flying.

You may look at the top card of your library any time. You may play lands from the top of your library. Coven — As long as you control three or more creatures with different powers, you may cast creature spells from the top of your library.

Whenever you cast a creature spell, draw a card.

Whenever another creature you control with power 3 or greater enters, you may draw a card.

Reveal the top X cards of your library. You may put any number of permanent cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard.

Prime Speaker Zegana enters with X +1/+1 counters on it, where X is the greatest power among other creatures you control. When Prime Speaker Zegana enters, draw cards equal to its power.

Whenever a Beast enters, you may draw a card.

Creatures with power less than this creature's power can't block creatures you control. Whenever another creature you control enters, put a +1/+1 counter on this creature.

Creatures you control have base power and toughness X/X until end of turn.

Haste When this creature enters, creatures you control gain trample and get +X/+X until end of turn, where X is the number of creatures you control.

Flash (You may cast this spell any time you could cast an instant.) Flying You may cast spells as though they had flash.

{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.

This land enters tapped unless you control two or more other lands. {T}: Add {G} or {U}.

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

{T}: Add {C}. {G/U}, {T}: Add {G}{G}, {G}{U}, or {U}{U}.

({T}: Add {G}.)

This land enters tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

({T}: Add {U}.)

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

This land enters tapped. {T}: Add {G} or {U}. {3}{G}{U}: Until end of turn, this land becomes a 5/5 green and blue Plant creature with trample. It's still a land. Whenever this land attacks, up to one other target creature has base power and toughness 3/3 until end of turn.

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

Flying Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."

Reach When this creature enters, you may put a land card from your hand onto the battlefield tapped.

Flying {T}: Add one mana of any color.

{T}: Add {G} for each creature you control.

{T}: Add {G}.

Vigilance Creatures you control have "{T}: Add one mana of any color." When Enduring Vitality dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

When this creature enters, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add {G}.

Search your library for up to X basic land cards, where X is the number of tapped creatures you control, put those cards onto the battlefield tapped, then shuffle.

Whenever you tap a nonland permanent for mana, add one mana of any type that permanent produced. {5}{G}{U}: Look at the top five cards of your library. You may put a non-Human creature card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

If this card is in your opening hand, you may begin the game with it on the battlefield. Whenever you tap a creature for mana, add an additional {G}. {6}{G}{G}: Put a +1/+1 counter on each creature you control.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

{T}: Add {G}.

{T}: Add {G}{G}{G}.

Trample Other creatures you control have trample. Whenever another nontoken creature you control enters, put a +1/+1 counter on it. It gains haste until end of turn.

Vigilance (Attacking doesn't cause this creature to tap.) When this creature enters, search your library for a basic land card, put it onto the battlefield tapped, then shuffle. This creature can't attack or block unless you control seven or more lands.

Flying, ward {2} Channel — {2}{G}, Discard this card: Return target card from your graveyard to your hand. Channel — {1}{U}, Discard this card: Return target creature to its owner's hand.

Flash When this creature enters, you may counter target spell.

Flash This spell can't be countered. Whenever you cast a spell, choose up to one — • Return target spell you don't control to its owner's hand. • Return target nonland permanent to its owner's hand.

When this creature enters, you may destroy target artifact. Artifacts your opponents control enter tapped.

Flash When this creature enters, counter target spell.

Flash Flying Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, counter target spell, activated ability, or triggered ability.

Imprint — When this creature enters, you may exile target nontoken creature. This creature gets +X/+Y, where X is the exiled creature card's power and Y is its toughness.

Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, return to their owners' hands all creatures your opponents control with toughness less than the exploited creature's toughness.

Flash (You may cast this spell any time you could cast an instant.) Flying Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, counter target creature spell.

({G/P} can be paid with either {G} or 2 life.) {1}{G/P}, {T}, Sacrifice a creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery.

At the beginning of your end step, if you control a creature, look at the top seven cards of your library. Then you may sacrifice a creature. If you do, you may put a creature card with mana value X or less from among those cards onto the battlefield, where X is 1 plus the sacrificed creature's mana value. Put the rest on the bottom of your library in a random order.

When this creature enters, you may search your library for an Elf card, reveal it, then shuffle and put that card on top. {T}: Add one mana of any color.

When this creature enters, you may search your library for a creature card with mana value 6 or greater, reveal it, put it into your hand, then shuffle.

When this creature enters, search your library for a creature card with deathtouch, hexproof, reach, or trample and reveal it. Shuffle and put that card on top.

{T}, Sacrifice another creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery.

When this creature enters, you may search your library for an artifact card with mana value 3, reveal it, put it into your hand, then shuffle.

Whenever this creature attacks, untap each other creature you control.

Untap all nonland permanents you control.

{T}: Untap another target permanent. {T}: Untap two other target legendary creatures.

{T}: Untap another target permanent you control. {T}: Tap target permanent. Activate only if you control eight or more lands.

Untap all creatures you control.

Other green creatures you control get +1/+1. Other blue creatures you control get +1/+1. Untap all green and/or blue creatures you control during each other player's untap step.

Whenever a creature you control becomes tapped, you may put a quest counter on this enchantment. As long as there are four or more quest counters on this enchantment, untap all creatures you control during each other player's untap step.

You may activate abilities of creatures you control as though those creatures had haste. {1}, {T}: Untap target creature.