Mana Leak

Counter target spell unless its controller pays {3}.

Irencrag Feat

Add seven {R}. You can cast only one more spell this turn.

Izzet Charm

Choose one —
• Counter target noncreature spell unless its controller pays {2}.
• Izzet Charm deals 2 damage to target creature.
• Draw two cards, then discard two cards.

Crackle with Power

Crackle with Power deals five times X damage to each of up to X targets.

Teach by Example

When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.