Evolving Power

If {g} was used to cast Evolving Power, put
an evolve counter on a creature you control.
(Its a counter with "Whenever a creature enters
the battlefield under your control, if that creature
has greater power or toughness than this creature, put a +1/+1 counter on this creature.")
If {u} was used to cast Evolving Power, target creature gains flying until end of turn