Izzet Steam Maze

Whenever a player casts an instant or sorcery spell, that player copies it. The player may choose new targets for the copy. Whenever chaos ensues, instant and sorcery spells you cast this turn cost {3} less to cast.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6omrdxgm57pb1h9dfbz1p5.