mtg.wtf

Whenever a creature an opponent controls dies, Altac Bloodseeker gets +2/+0 and gains first strike and haste until end of turn.

Trample
Whenever Altanak, the Thrice-Called becomes the target of a spell or ability an opponent controls, draw a card.
{1}{G}, Discard Altanak, the Thrice-Called: Return target land card from your graveyard to the battlefield tapped.

Whenever a creature you control attacks alone, it gets +X/+X until end of turn, where X is the number of card types among cards in all graveyards.
Lhurgoyf creatures you control have trample.

Altar of the Lost enters tapped.
{T}: Add two mana in any combination of colors. Spend this mana only to cast spells with flashback from a graveyard.

Exile target artifact or enchantment.

Return target creature card from your graveyard to your hand.

Defender
{2}: Amaranthine Wall gains indestructible until end of turn.

When Ambassador Blorpityblorpboop enters, you get {TK}{TK}{TK}, then you may put a sticker on a nonland permanent you own.
At the beginning of each combat, you may have Ambassador Blorpityblorpboop's base power become equal to the total power of all stickers on permanents you control and its base toughness become equal to those stickers' total toughness.

Haste
Whenever Amber Gristle O'Maul attacks, you may discard your hand. If you do, draw a card for each player being attacked.
Choose a Background

Haste
Whenever Ambergris, Agent of Balance attacks, you may discard your hand and draw two cards. When you do, put X +1/+1 counters on another target creature you control, where X is the number of cards you've discarded this turn.

Haste
Whenever Ambergris, Agent of Destruction attacks, you may discard your hand and draw two cards. If you do, Ambergris deals X damage to each opponent, where X is the number of cards you've discarded this turn.

Haste
Whenever Ambergris, Agent of Law attacks, you may discard your hand and draw two cards. If you do, other creatures you control get +X/+X until end of turn, where X is the number of cards you've discarded this turn.

Haste
Whenever Ambergris, Agent of Progress attacks, you may discard your hand and draw three cards.

Haste
Whenever Ambergris, Agent of Tyranny attacks, you may discard your hand and draw two cards. When you do, target creature an opponent controls gets -X/-X until end of turn, where X is the number of cards you've discarded this turn.

Haste
Specialize {3}
Whenever Ambergris, Citadel Agent attacks, you may discard your hand and draw two cards.

You draw three cards and you lose 3 life.

When Ambitious Farmhand enters, you may search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.
Coven — {1}{W}{W}: Transform Ambitious Farmhand. Activate only if you control three or more creatures with different powers.

When Ambulatory Edifice enters, you may pay 2 life. When you do, target creature gets -1/-1 until end of turn.

Whenever Ambuscade Shaman or another creature you control enters, that creature gets +2/+2 until end of turn.
Dash {3}{B}

Flying, haste

Target player reveals their hand and discards all nonland cards.

First strike
When Amped Raptor enters, you get {E}{E}. Then if you cast it from your hand, exile cards from the top of your library until you exile a nonland card. You may cast that card by paying an amount of {E} equal to its mana value rather than paying its mana cost.

Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1.

Counter target noncreature spell. Its controller creates two Treasure tokens.

You gain X plus 1 life, where X is the number of green creatures on the battlefield.