Instill Energy [Limited Edition Alpha] 35 and it becomes a Vampire

and it becomes a Vampire in addition to its other types

•Send 1 Spell or Trap Card you control to the Graveyard to return all Spell and Trap Cards your opponent controls to the Deck

It was Mishra's strength that first gave rise to the massive Phyrexian war engines on Dominaria

When it is Special Summoned by this effect

Destroy and remove from play the monster(s)

Instill Energy [Limited Edition Alpha] 35 and it becomes a VampireSet: Limited Edition Alpha Type: Enchantment Aura Rarity: Uncommon Cost: {G} Enchant creature Enchanted creature can attack as though it had haste. {0}: Untap enchanted creature. Activate this ability only during your turn and only once each turn.