You Have To Use A Moon Shard And It Has To Have Max Hapiness
level it up during the night time with high friend ship
you have to level it up in the day until it loves you. for umbreon you have to level up at night until it loves you
well, umbreon can be a boy or girl. but in Pokemon rescues if you're an eevee and evolve into umbreon then it depends on your gender. in the Pokemon pearl and diamond there r mostly boys, well in my game.
mightyena doesn't evolve on Pokemon pearl, he doesn't evolve in any Pokemon game!
evolve snowver at level 40
Buizel evolve at level 26.
IT DOESN'T EVOLVE
level 18
at level 30
level 28
Level 37
level 50