Vein Ripper (Showcase) (Invisible Ink) [MKM - 433] From the Vault Transform Creature Type or Sub Type:

Creature Type or Sub Type: Land — Plains Swamp

choose a permanent owned by the voter and gain control of it

creatures you control have flying and vigilance

Activated abilities of creatures your opponents control can’t be activated

Then if you have the city's blessing

Vein Ripper (Showcase) (Invisible Ink) [MKM - 433] From the Vault Transform Creature Type or Sub Type:Rarity: M #: 433 Creature Type or Sub Type: Creature Vampire Assassin P: 6 T: 5 Rules Text Contains: Flying WardSacrifice a creature. Whenever a creature dies, target opponent loses 2 life and you gain 2 life. Flavor: IDENTITY UNKNOWN. BODY COUNT UNKNOWN BUT POTENTIALLY IN THE DOZENS.