Predict the stats and the abilities

Mega Chesnaught
Ability: Supreme Overlord

HP:88
Attack:147
Defense:162
Sp.Attack:74
Sp.Defense:95
Speed:64

Mega Delphox
Ability:Psychic Surge

HP:75
Attack:69
Defense:82
Sp.Attack:154
Sp.Defense:120
Speed:134

Mega Greninja
Ability: Adaptability

HP:71
Attack:125
Defense:67
Sp.Attack:143
Sp.Defense:72
Speed:152