mtg.wtf

Whenever Mtenda Lion attacks, defending player may pay {U}. If that player does, prevent all combat damage that would be dealt by Mtenda Lion this turn.

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.

Flying, vigilance
Mutagen Connoisseur gets +1/+0 for each transformed permanent you control.

Permanents you control with counters on them gain hexproof and indestructible until end of turn. Prevent all damage that would be dealt to those permanents this turn. Proliferate.

Counter target spell. Create an X/X green Ooze creature token, where X is that spell's mana value.

Flash
When Mystic Snake enters, counter target spell.

Flying
Creatures you control have "Whenever this creature becomes the target of a spell or ability, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it into your hand. This ability triggers only twice each turn."

Flying
Domain — Whenever Nael, Avizoa Aeronaut deals combat damage to a player, look at the top X cards of your library, where X is the number of basic land types among lands you control. Put up to one of them on top of your library and the rest on the bottom in a random order. Then if there are five basic land types among lands you control, draw a card.

Flying
Domain — Whenever Nael, Avizoa Aeronaut deals combat damage to a player, look at the top X cards of your library, where X is the number of basic land types among lands you control. Put up to one of them on top of your library and the rest on the bottom in a random order. Then if there are five basic land types among lands you control, draw a card.

Flying, deathtouch

As an additional cost to cast this spell, 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 with an additional +1/+1 counter on it, then shuffle.

Whenever a creature you control explores a land card, you may put a land card from your hand onto the battlefield tapped.
Whenever a creature you control explores a nonland card, put a +1/+1 counter on Nicanzil, Current Conductor.

Flying
Nimbus Swimmer enters with X +1/+1 counters on it.

[+2]: Scry 2.
[0]: Look at the top card of your library. If it's a land card or a creature card with mana value less than or equal to the number of loyalty counters on Nissa, Steward of Elements, you may put that card onto the battlefield.
[–6]: Untap up to two target lands you control. They become 5/5 Elemental creatures with flying and haste until end of turn. They're still lands.

{T}: Add {C}.
{G}{U}, {T}: Put a +1/+1 counter on each creature that entered this turn.

When Nulltread Gargantuan enters, put a creature you control on top of its owner's library.

At the beginning of your end step, you may draw a card. If you do, discard a card unless a permanent entered the battlefield face down under your control this turn or you turned a permanent face up this turn.

Gift an Octopus
At the beginning of each end step, create a token that's a copy of target creature token that entered the battlefield this turn.

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.

[+2]: Create a Food token.
[+1]: Target artifact or creature loses all abilities and becomes a green Elk creature with base power and toughness 3/3.
[–5]: Exchange control of target artifact or creature you control and target creature an opponent controls with power 3 or less.

At the beginning of combat on your turn, Oko, the Ringleader becomes a copy of up to one target creature you control until end of turn, except he has hexproof.
[+1]: Draw two cards. If you've committed a crime this turn, discard a card. Otherwise, discard two cards.
[–1]: Create a 3/3 green Elk creature token.
[–5]: For each other nonland permanent you control, create a token that's a copy of that permanent.

[+1]: Put two +1/+1 counters on up to one target creature you control.
[0]: Until end of turn, Oko, the Trickster becomes a copy of target creature you control. Prevent all damage that would be dealt to him this turn.
[–7]: Until end of turn, each creature you control has base power and toughness 10/10 and gains trample.

{T}: Target creature becomes a Frog with base power and toughness 3/3 until end of turn.

Whenever Omo, Queen of Vesuva enters or attacks, put an everything counter on each of up to one target land and up to one target creature.
Each land with an everything counter on it is every land type in addition to its other types.
Each nonland creature with an everything counter on it is every creature type.

Whenever one or more creatures you control deal combat damage to a player, investigate.
{1}{G}, Exile a creature card from your graveyard: Investigate. You gain 2 life.