Pacte des Guildes

When Crystal Seer enters the battlefield, look at the top four cards of your library, then put them back in any order. {4}{U}: Return Crystal Seer ...

Replicate {1}{U} (When you cast this spell, copy it for each time you paid its replicate cost.) Draw a card.

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 ...

This spell can't be countered. Bloodthirst X (This creature enters the battlefield with X +1/+1 counters on it, where X is the damage dealt to your...

Counter target spell unless its controller pays {1}. Draw a card.

Enchant creature Creatures you control that are enchanted get +1/+1. Whenever a creature you control that's enchanted becomes blocked, it gets +1/+...

({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.

Counter target nonblue spell.

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

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

{1}, Exile two creature cards from your graveyard: Target player discards a card. Activate this ability only any time you could cast a sorcery.

Replicate {1}{R} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Pyromati...

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.) Sacrifice Gristleback: ...

When Revenant Patriarch enters the battlefield, if {W} was spent to cast it, target player skips their next combat phase. Revenant Patriarch can't ...

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

Replicate {U}{R} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Target c...

{B}, Sacrifice a creature: Target creature gets -1/-1 until end of turn.

({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...

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

Replicate {2}{U} (When you cast this spell, copy it for each time you paid its replicate cost.) Create a 3/3 blue Weird creature token with defende...

Flying Daggerclaw Imp can't block.

Flying Haunt (When this creature dies, exile it haunting target creature.) When Graven Dominator enters the battlefield or the creature it haunts d...

Replicate {2}{U} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Return t...

Electrolyze deals 2 damage divided as you choose among one or two targets. Draw a card.