It has to be a female nicknamed Vanilla. May evolve when her Cute Charm ability is activated in a Gym Battle with Clay, Drayden or Marlon.
It has to be a male nicknamed Coffea. It has to be the Skill Link Minccino that is on the first Hidden Grotto that Bianca will show you on Route 5. May evolve when he learns Thunderbolt.
Sorry if it isn't correct, first time I come here. ^^'