mtg.wtf

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

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.

{T}: Target artifact creature's controller sacrifices it. That player may search their library for a noncreature artifact card, put it onto the battlefield, then shuffle.

When Ardent Electromancer enters, add {R} for each creature in your party.

Vigilance

Kicker {2}
Vigilance
If Ardent Soldier was kicked, it enters with a +1/+1 counter on it.

Adamant — If at least three white mana was spent to cast this spell, Ardenvale Paladin enters with a +1/+1 counter on it.

Flying

{3}, {T}: Tap target creature you control and target creature of an opponent's choice they control. Those creatures fight each other.

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

Whenever you cast your first spell during each opponent's turn, put a +1/+1 counter on Arena Trickster.

Legendary creatures don't untap during their controllers' untap steps.
When Arena of the Ancients enters, tap all legendary creatures.

Argent Dais enters with two oil counters on it.
Whenever two or more creatures attack, put an oil counter on Argent Dais.
{2}, {T}, Remove two oil counters from Argent Dais: Exile another target nonland permanent. Its controller draws two cards.

Flying
Metalcraft — {U}: Exile Argent Sphinx. Return it to the battlefield under your control at the beginning of the next end step. Activate only if you control three or more artifacts.

Equipped creature gets +6/+6.
Whenever equipped creature attacks, destroy target permanent.
Equip {6}

First strike, protection from multicolored
At the beginning of your upkeep, sacrifice Argentum Masticore unless you discard a card. When you discard a card this way, destroy target nonland permanent an opponent controls with mana value less than or equal to the mana value of the discarded card.

{W}{W}, {T}: Return target artifact card from your graveyard to your hand.

{T}: Prevent the next 2 damage that would be dealt to target artifact creature this turn.

Enlist
When Argivian Cavalier enters, create a 1/1 white Soldier creature token.

This spell costs {1} less to cast for each creature you control.
Vigilance

Return target artifact card from your graveyard to the battlefield.

Argoth, Sanctum of Nature enters tapped unless you control a legendary green creature.
{T}: Add {G}.
{2}{G}{G}, {T}: Create a 2/2 green Bear creature token, then mill three cards. Activate only as a sorcery.

Argothian Pixies can't be blocked by artifact creatures.
Prevent all damage that would be dealt to Argothian Pixies by artifact creatures.

Argothian Sprite can't be blocked by artifact creatures.
{7}: Put two +1/+1 counters on Argothian Sprite.