Eris, Roar of the Storm (Extended Art) (OTC-041) - Outlaws of Thunder Junction Commander: (Extended Art) Foil

This spell costs {2} less to cast for each different mana value among instant and sorcery cards in your graveyard.
Flying, prowess
Whenever you cast your second spell each turn, create a 4/4 red Dragon Elemental creature token with flying and prowess.