Arms Scavenger 

Creature — Human Warrior
At the beginning of your upkeep, draft a card from this creature's spellbook, then exile it. Until end of turn, you may play that card.
Equip abilities you activate cost less to activate.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL