Whenever you cast an instant or sorcery spell, Blistercoil Weird gets +1/+1 until end of turn. Untap it.

Flying Haste (This creature can attack and {T} as soon as it comes under your control.) Whenever an opponent is dealt damage by a red instant or sorcery spell you control or by a red planeswalker you control, return Chandra's Phoenix from your graveyard to your hand.

As long as it's not your turn, spells you cast cost {1} less to cast.

When Nucklavee enters the battlefield, you may return target red sorcery card from your graveyard to your hand. When Nucklavee enters the battlefield, you may return target blue instant card from your graveyard to your hand.

Whenever you cast a spell that's both blue and red, Riverfall Mimic has base power and toughness 3/3 until end of turn and can't be blocked this turn.

Flying Whenever you cast a noncreature spell, put an oil counter on Serum Sovereign. {U}, Remove an oil counter from Serum Sovereign: Draw a card, then scry 2.

Flying, trample Spellheart Chimera's power is equal to the number of instant and sorcery cards in your graveyard.

Return all attacking creatures to their owner's hand.

Counter target spell unless its controller pays {X}.

This spell can't be countered. Combust deals 5 damage to target white or blue creature. The damage can't be prevented.

Counter target creature spell. Essence Backlash deals damage equal to that spell's power to its controller.

Target creature you control gets +0/+3 and gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

Heat Ray deals X damage to target creature.

Counter target spell that targets a permanent you control. Draw a card.

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

Counter target spell unless its controller pays {X}. Mindswipe deals X damage to that spell's controller.

Counter target instant or sorcery spell. Search its controller's graveyard, hand, and library for all cards with the same name as that spell and exile them. Then that player shuffles.

Counter target spell unless its controller pays {X}, where X is the greatest power among creatures you control.

Thunderous Wrath deals 5 damage to any target. Miracle {R} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Target creature gets +3/+1 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

This spell costs {2} less to cast if it targets a blue permanent. This spell can't be countered. Torch Breath deals X damage to target creature or planeswalker.

Frontier Bivouac enters the battlefield tapped. {T}: Add {G}, {U}, or {R}.

({T}: Add {U}.)

Izzet Guildgate enters the battlefield tapped. {T}: Add {U} or {R}.

Amass Zombies X, where X is the number of instant and sorcery cards in your graveyard. (Put X +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Draw three cards, untap up to two lands, then discard a card.