Mr. Krabs, Penny Pincher

Greedy Gastronomics - The first time each turn an
effect of a spell or permanent you control would
create a token under an opponents control, create
a treasure token.
Tap two treasures you control: Add one mana of
any color.
Tap four treasures you control: Draw a card.
Tap six treasures you control: Mr. Krabs, Penny pincher deals 5 damage to any target.