Avery's Fountain

({t}: Add {w} or {u} to your mana pool.)
As Avery's Fountain enters the battlefield, you may pay 2 life. If you don't, Avery's Fountain enters the battlefield tapped.

Don't let his size fool you, Avery is a skilled left wingman for the Squishmallows rugby team and one day wants to be a coach! His whole family comes to watch and they bring popsicles to celebrate once the game is over.