Tendershoot Savant

Convoke (Your creatures can help cast this spell.
Each creature you tap while casting this spell pays for
{1} or one mana of that creature's color.)
At the beginning of your upkeep, create a 1/1
green Saproling creature token.
You may cast cards from your hand as if they had convoke. When you do, you can't spend mana to
cast them.