Star-Lord, Galaxy Guardian

Flying
When Star-Lord attacks, you may salvage {x}
(salvage by sacrificing any amount of artifacts and/or artifact cmc to meet the cost):
• If {x} is 1 or more, tap up to one target creature
and put a stun counter on it.
• If {x} is 3 or more, draw a card.
• If {x} is 5 or more, you may cast an instant or
sorcery from you hand without paying it's mana
cost. If you do, exile it.