Geistflame Reservoir (Extended Art) (MID-355) - Innistrad: Midnight Hunt: (Extended Art)

Whenever you cast an instant or sorcery spell, put a charge counter on this artifact.
{1}, , Remove any number of charge counters from this artifact: It deals that much damage to any target.
{1}, : Exile the top card of your library. You may play that card this turn.