Queen, Drunken Monarch

When Queen, Drunken Monarch enters the battlefield, gain control of target creature an
opponent controls until this card leaves the battlefield.
At the beginning of your upkeep, if you control
no card named battery acid, create a colorless
artifact token called battery acid that has,
"Creatures you control called Queen, Drunken Monarch have indestructible." and, "{3}: Sacrifice
this card. Any player may spend mana to activate
this ability."