mtg.wtf

Whenever Archghoul of Thraben or another Zombie you control dies, look at the top card of your library. If it's a Zombie card, you may reveal it and put it into your hand. If you don't put the card into your hand, you may put it into your graveyard.

Mutate {5}{U}
Whenever this creature mutates, tap up to X target creatures, where X is the number of times this creature has mutated. Those creatures don't untap during their controller's next untap step.

Flying
Ward {2}
When Archive Dragon enters, scry 2.

Flying
Whenever Archive Haunt attacks, draw a card, then discard a card.
If Archive Haunt would be put into a graveyard from anywhere, exile it instead.

Flying
Protection from white
Creatures can't attack you or planeswalkers you control unless their controller pays {1} for each of those creatures.

Flying
When Archon of Falling Stars dies, you may return target enchantment card from your graveyard to the battlefield.

Flying
When this creature enters, you gain 2 life for each Gate you control.

Reach, trample

Flying
Arctic Aven gets +1/+1 as long as you control a Plains.
{W}: Arctic Aven gains lifelink until end of turn.

Arctic Flats enters tapped.
{T}: Add {G} or {W}.

Trample
Cumulative upkeep {G} or {W}
When Arctic Nishoba dies, you gain 2 life for each age counter on it.

Cumulative upkeep {2}
When Arctic Wolves enters, draw a card.

{2}, {T}: Target creature gains vigilance until end of turn. Activate only during combat and only if defending player controls a snow land.

{2}, {T}: Target snow land is no longer snow.
{2}, {T}: Target nonsnow basic land becomes snow.

{3}, {T}: Choose target non-Wall creature the active player has controlled continuously since the beginning of the turn. That player may pay {X}, where X is that mana value. If they don't pay, the creature attacks this turn if able, and at the beginning of the next end step, destroy it if it didn't attack this turn. Activate only before attackers are declared.

Reach, lifelink
Outlast {G/W}
Each other creature you control without a +1/+1 counter on it has outlast {G/W}.

At the beginning of combat on your turn, you may attach any number of Auras and Equipment you control to target permanent or player.
Partner

Whenever Ardent Dustspeaker attacks, you may put an instant or sorcery card from your graveyard on the bottom of your library. If you do, exile the top two cards of your library. You may play those cards this turn.

Whenever Ardent Dustspeaker attacks, you may put an instant or sorcery card from your graveyard on the bottom of your library. If you do, exile the top two cards of your library. You may play those cards this turn.

Vigilance

Exalted
Cascade

Heroic — Whenever you cast a spell that targets Arena Athlete, target creature an opponent controls can't block this turn.

{W}, Sacrifice an enchantment: Destroy target enchantment.
{3}{U}{U}: Counter target enchantment spell.

Target permanent becomes an artifact in addition to its other types until end of turn.
Draw a card.

{1}: Until end of turn, Argivian Avenger gets -1/-1 and gains your choice of flying, vigilance, deathtouch, or haste.