Ava, Blessed Trickster

Skulk, Ward {2} When Ava, Blessed Trickster deals combat damage to an opponent you may choose one non-land non-creature permanent they own and gain control of it. Artifacts you control are Treasures in addition to their other types and gain ({T} Sacrifice this Artifact: add one mana of any color to your mana pool) {flavor} oh come on, I’m a thief what did you expect?{/fontsize14}