mtg.wtf

Enchant creature
Enchanted creature gets +1/+1 and has flying.

{T}: Add {C}.
{1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.

Arcane Sanctum enters the battlefield tapped.
{T}: Add {W}, {U}, or {B}.

{X}, Return a creature you control with mana value X to its owner's hand: Draw a number of cards chosen at random between 0 and X. X can't be 0.

{T}, Remove X +1/+1 counters from Arcbound Javelineer: It deals X damage to target attacking or blocking creature.
Modular 1

Lifelink
Modular 1

At the beginning of your upkeep, you may put a +1/+1 counter on target creature you control.
At the beginning of your upkeep, you may put a charge counter on target permanent you control.

Modular 1

Ascend
{T}: Add {C}.
{5}, {T}: Draw a card. Activate only if you have the city's blessing.

{T}: Add {C}.
{T}, Sacrifice Archaeological Dig: Add one mana of any color.

Enchant creature
At the beginning of your upkeep, you may put an arrow counter on Archery Training.
Enchanted creature has "{T}: This creature deals X damage to target attacking or blocking creature, where X is the number of arrow counters on Archery Training."

Lifelink
When Archfiend's Vessel enters the battlefield, if it entered from your graveyard or you cast it from your graveyard, exile it. If you do, create a 5/5 black Demon creature token with flying.

Bargain
Target creature gets +2/+2 until end of turn. If this spell was bargained, that creature also gains flying and lifelink until end of turn.

Archpriest of Iona's power is equal to the number of creatures in your party.
At the beginning of combat on your turn, if you have a full party, target creature gets +1/+1 and gains flying until end of turn.

Archway Commons enters the battlefield tapped.
When Archway Commons enters the battlefield, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.

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

Arctic Treeline enters the battlefield tapped.

When Arcum's Astrolabe enters the battlefield, draw a card.
{1}, {T}: Add one mana of any color.

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

Metalcraft — Ardent Recruit gets +2/+2 as long as you control three or more artifacts.

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

When you planeswalk to Aretopolis or at the beginning of your upkeep, put a scroll counter on Aretopolis, then you gain life equal to the number of scroll counters on it.
When Aretopolis has ten or more scroll counters on it, planeswalk.
Whenever chaos ensues, put a scroll counter on Aretopolis, then draw cards equal to the number of scroll counters on it.

Return target artifact or enchantment card from your graveyard to your hand.

Argoth, Sanctum of Nature enters the battlefield 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.

Put two +1/+1 counters on each of X target lands you control. They each become 0/0 Elemental creatures with reach, haste, and "When this creature leaves the battlefield, conjure a card named Forest onto the battlefield tapped." They're still lands.