Zombie Master [Limited Edition Alpha] Dragon Spirit you may remove any number

you may remove any number of +1/+1 counters from Tetravus

Set: Kaladesh Inventions Type: Artifact Mythic Cost: {3} You may choose not to untap Vedalken Shackles during your untap step

Set: Commander 2013 Type: Land Rarity: Rare {T}: Add {C}

If they exist

you may put target creature card from that player's graveyard onto the battlefield under your control

Zombie Master [Limited Edition Alpha] Dragon Spirit you may remove any numberSet: Limited Edition Alpha Type: Creature Zombie Rare Cost: {1}{B}{B} Other Zombie creatures have swampwalk. (They can't be blocked as long as defending player controls a Swamp.) Other Zombies have "{B}: Regenerate this permanent." They say the Zombie Master controlled these foul creatures even before his own death, but now that he is one of them, nothing can make them betray him.