Guildpact

Skyrider Trainee has flying as long as it's enchanted.

Flying Haunt (When this creature dies, exile it haunting target creature.) When Belfry Spirit enters the battlefield or the creature it haunts dies...

({R/G} can be paid with either {R} or {G}.) {3}{R}, Sacrifice a land: Gruul Guildmage deals 2 damage to target player or planeswalker. {3}{G}: Targ...

({U/R} can be paid with either {U} or {R}.) {2}{U}: Copy target instant spell you control with converted mana cost 2 or less. You may choose new ta...

({W/B} can be paid with either {W} or {B}.) Flying Whenever Mourning Thrull deals damage, you gain that much life.

{2}{W}: Target player gains 1 life. {2}{B}: Each player loses 1 life.

({U/R} can be paid with either {U} or {R}.) When Petrahydrox becomes the target of a spell or ability, return Petrahydrox to its owner's hand.

Flying When Shrieking Grotesque enters the battlefield, if {B} was spent to cast it, target player discards a card.

Whenever you cast a blue spell, target creature gains flying until end of turn. Whenever you cast a red spell, Tibor and Lumia deals 1 damage to ea...

Ulasht, the Hate Seed enters the battlefield with a +1/+1 counter on it for each other red creature you control and a +1/+1 counter on it for each ...

Whenever you cast a spell, you may put two +1/+1 counters on Witch-Maw Nephilim. Whenever Witch-Maw Nephilim attacks, it gains trample until end of...

Sacrifice Goblin Flectomancer: You may change the targets of target instant or sorcery spell.

Whenever a player casts an instant or sorcery spell, if that spell targets only Ink-Treader Nephilim, copy the spell for each other creature that s...

{W}, Sacrifice a creature: Target creature can't attack this turn.

Trample Whenever Borborygmos deals combat damage to a player, put a +1/+1 counter on each creature you control.

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.) {2}{R}: Target creature...

{3}: Feral Animist gets +X/+0 until end of turn, where X is its power.

When Ghost Council of Orzhova enters the battlefield, target opponent loses 1 life and you gain 1 life. {1}, Sacrifice a creature: Exile Ghost Coun...

Whenever Glint-Eye Nephilim deals combat damage to a player, draw that many cards. {1}, Discard a card: Glint-Eye Nephilim gets +1/+1 until end of ...

Haunt (When this creature dies, exile it haunting target creature.) When Absolver Thrull enters the battlefield or the creature it haunts dies, des...

At the beginning of your upkeep, each opponent loses 1 life. You gain life equal to the life lost this way.

Gatherer of Graces gets +1/+1 for each Aura attached to it. Sacrifice an Aura: Regenerate Gatherer of Graces.

Sacrifice Goblin Flectomancer: You may change the targets of target instant or sorcery spell.