Guildpact

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

Enchant creature Enchanted creature has "{T}: This creature deals 1 damage to any target." {1}{U}: Return Hypervolt Grasp to its owner's hand.

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

({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...

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

{T}: Living Inferno deals damage equal to its power divided as you choose among any number of target creatures. Each of those creatures deals damag...

At the beginning of your upkeep, reveal the top card of your library. If it's a creature card, put it onto the battlefield. That creature gains has...

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

Target player draws two cards, then Cerebral Vortex deals damage to that player equal to the number of cards they've drawn this turn.

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

Whenever a player activates an ability that isn't a mana ability, Burning-Tree Shaman deals 1 damage to that player.

When Izzet Chronarch enters the battlefield, return target instant or sorcery card from your graveyard to your hand.

When Tin Street Hooligan enters the battlefield, if {G} was spent to cast it, destroy target artifact.

Whenever Dune-Brood Nephilim deals combat damage to a player, create a 1/1 colorless Sand creature token for each land you control.

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...

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

Parallectric Feedback deals damage to target spell's controller equal to that spell's mana value.

({U/R} can be paid with either {U} or {R}.) Flying Each instant and sorcery spell you cast has replicate. The replicate cost is equal to its mana c...

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

{T}: Gelectrode deals 1 damage to any target. Whenever you cast an instant or sorcery spell, you may untap Gelectrode.

Flying Whenever you draw a card, Niv-Mizzet, the Firemind deals 1 damage to any target. {T}: Draw a card.

({R/G} can be paid with either {R} or {G}.) Sacrifice Wild Cantor: Add one mana of any color.