Mega Abombasnow - 10
Mega Tyranitar - 26+
Mega Pinsir - 10
Mega Mewtwo Y - 9
Mega Blastoise -10
Mega Mawile - 6
Mega Ampharos - 18-

Its not possible every pokemon i pick is your least favorite. Normally people try to advance the game forward and not choose to just put it directly into a deadlocke..thats not what the games about..lol