Janti of Nine Tails

Vigilance
When Janti of Nine Tails enters the battlefield, if
you cast it from your hand, create nine colorless
Tail artifact tokens with "{t}, Sacrifice this
artifact: Return Janti of Nine Tails from your graveyard to the battlefield tapped, then put a
+1/+1 counter on it for each Tail you've
sacrificed this game. Activate this ability only if
Janti of Nine Tails is in your graveyard."