Molly, Utility Lift Engine

When you sacrifice a Nitra or Gold Nugget
token, you may pay {1} to place a Supply
counter on Molly, Utility Lift Engine.
When Molly, Utility Lift Engine exits the
battlefield, for each Supply counter on this
creature, create one 0/1 red Nitra token or
0/1 white Gold Nugget token with
Inanimate.