Gonti, Canny Acquisitor (Foil) 2BGU
Legendary Creature — Aetherborn Rogue
Spells you cast but don t own cost 1 less to cast.

Whenever one or more creatures you control deal combat damage to a player, look at the top card of that player s library, then exile it face down. You may play that card for as long as it remains exiled, and mana of any type can be spent to cast that spell.