mtg.wtf

{U}, {T}: Draw two cards.
{R}, {T}, Discard a card: Mercurial Chemister deals damage to target creature equal to the discarded card's mana value.

Flying
Whenever you cast an instant or sorcery spell, Mercurial Geists gets +3/+0 until end of turn.

Whenever another creature you control dies, you get an experience counter.
At the beginning of your end step, choose target creature card in your graveyard. If that card's mana value is less than or equal to the number of experience counters you have, return it to the battlefield. Otherwise, put it into your hand.

Other Merfolk you control get +1/+1.

Flying
When Merfolk Skydiver enters, put a +1/+1 counter on target creature you control.
{3}{G}{U}: Proliferate.

When Merfolk Tunnel-Guide enters, you get a three-time boon with "Whenever one or more Merfolk enter under your control, target Merfolk creature you control explores."

Flash

Haste
Merry, Esquire of Rohan has first strike as long as it's equipped.
Whenever you attack with Merry and another legendary creature, draw a card.

Create three 1/1 red Gremlin creature tokens. Gremlins you control gain menace, lifelink, and haste until end of turn.

Counter target spell unless its controller pays {X}. Mindswipe deals X damage to that spell's controller.

Other blue creatures you control get +1/+1.
Other red creatures you control get +1/+1.
{U/R}{U/R}{U/R}{U/R}: You may put a blue or red creature card from your hand onto the battlefield.

{1}{U}: Minotaur Illusionist gains shroud until end of turn.
{R}, Sacrifice Minotaur Illusionist: It deals damage equal to its power to target creature.

Starting intensity 0
Creatures you control get +X/+0, where X is Minthara of the Absolute's intensity.
Whenever one or more permanents you control leave the battlefield, cards you own named Minthara of the Absolute intensify by 1. This ability triggers only once each turn.

Ward {X}, where X is the number of experience counters you have.
At the beginning of your end step, if a permanent you controlled left the battlefield this turn, you get an experience counter.
Creatures you control get +1/+0 for each experience counter you have.

Whenever a player attacks you, target attacking creature gets -2/-0 until end of turn.
Whenever a player attacks, if they aren't attacking you, that player chooses an attacking creature. It gets +2/+0 until end of turn.

{1}{U/R}{U/R}: Copy target instant or sorcery spell that targets you. You may choose new targets for the copy.

Vigilance
Whenever a creature you control becomes the target of a backup ability, copy that ability. You may choose new targets for the copy. This ability triggers only once each turn.

Flying
Whenever you cast your first spell during each opponent's turn, Mischievous Chimera deals 1 damage to each opponent. Scry 1.

Once during each of your turns, you may cast a noncreature, non-Aura permanent spell from your graveyard. If you do, it perpetually becomes a 2/1 Rat creature in addition to its other types.

Whenever you cast an instant or sorcery spell with mana value greater than the number of experience counters you have, you get an experience counter.
Instant and sorcery spells you cast cost {1} less to cast for each experience counter you have.

When Moira Brown, Guide Author enters, create a colorless Equipment artifact token named Wasteland Survival Guide with "Equipped creature gets +1/+1 for each quest counter among permanents you control" and equip {1}.
Whenever you attack, put a quest counter on target nonland permanent you control.

Flying
Whenever you cast a historic spell, return target nonland permanent card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else.

Undergrowth — This spell costs {1} less to cast for each creature card in your graveyard.
When Molderhulk enters, return target land card from your graveyard to the battlefield.

Trample, lifelink

Whenever a creature you control dies, you gain 1 life and draw a card.