Misty's Gym

Challenge {u} (Opponents {2}{u})
Create a 2/1 Misty's Staryu token. Target
creature you control fights Misty's Staryu. If
your creature defeats the token and survives, you
may put an indestructible Cascade Badge artifact
onto the battlefield under your control with "all
water creatures you control have 'when this
creature leaves the battlefield, draw a card and
discard a card.' " The Staryu token is exiled if
you lose the fight. No player can have more than
one Cascade Badge under their