Imperial Blademaster 
Creature — Human Samurai
Double strike Whenever a Samurai or Warrior you control attacks alone, draft a card from Imperial Blademaster's spellbook.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL