Mira, Setting Sail

{g/w}: Prevent the next 1 damage that would be dealt to
target creature you control.
{x}{g/w}: Create X 1/1 green Beast creature tokens.
{x}{x}{g/u}: Create an X/X green Beast creature token.
At the beginning of combat on your turn, Creature
tokens you control gain your choice of Vigilance,
Trample, or Flying until end of turn.