Vespiqueen Crest: Boost her Order Moves(Defense order double the Defence increases, Healing order heal 2/3 of vespiqueen's maximum HP, Attack order is a 120 Power Move), reduce the damage taken by 20%.
Avalugg Crest: Give him the Solid rock ability (with the ability he had beforehand), if he attacks after the ennemie, boost his move by 50%..
Aurorus Crest: Put Aurora Veil on the field for 5 turn if Aurorus Ability is Snow Warning, Boost her Special Attack Stat by 20%.
Emolga Crest: Boost the move Volt Switch by 50%, recover 1/6 of maximum HP when Drawn Back(Manually or by Volt Switch).
Delcatty Crest: Boost her Attack stat By 25%, Make Delcatty hits ghost, Steel and Rock type(Normal resistances) neutrally with Normal Moves.
Electivire Crest: Boost his punch moves by 20% (Like Iron Fist), Transform Normal type Moves into Eletrick types Moves (For the user and the ennemi).
Toxtricity Crest: Boost his speed stat by 20%, His poison type moves become Sound moves (which can gain the Punk rock Ability boost).
Galarian-Darmanitan Crest: Put him into zen mode(if he has the correct ability).
Noivern Crest: Give Noivern the Multiscale ability (with his current ability), his move's accuracy is multiply by 4/3 (1.33).