Caden Scott, Goon God

On your upkeep, choose to goon or not to goon.
If you choose to goon, each player mills 1 card.
For the rest of the turn, you may play 1 card put
into any graveyard this turn by paying life equal
to its mana cost.
If you choose not to goon, gain 2 life anytime one
or more cards are put into a graveyard this turn.