Unagi of the Bay

Unagi of the Bay enters the battlefield tapped. It
doesn't untap if you control one or more other creatures.
When Unagi of the Bay untaps, it gains deals 9
damage divided as you choose among creatures
and players.
At the beginning of your end step, if Unagi
attacked this turn, tap it and create a 3/3 blue
Hybrid Beast creature token named Koi.