Venusaur:
New Ability: Thick Fat
Old Stats: HP: 80 Atk: 82 Def: 83 SpA: 100 SpD: 100 Spe: 80
New Stats: HP: 80 Atk: 100 Def: 123 SpA: 122 SpD: 120 Spe: 80
Charizard:
New Ability: Tough Claws(X) Drought (Y)
Old Stats: HP: 78 Atk: 84 Def: 78 SpA: 109 SpD: 85 Spe: 100
New Stats (X) : HP: 78 Atk: 130 Def: 111 SpA: 130 SpD: 85 Spe: 100
New Stats (Y) : HP: 78 Atk: 104 Def: 78 SpA: 159 SpD: 115 Spe: 100
Megazard X gets Dragon type instead of Flying
Blastoise:
New Ability: Mega Launcher
Old Stats: HP: 79 Atk: 83 Def: 100 SpA: 85 SpD: 105 Spe: 78
New Stats: HP: 79 Atk: 103 Def: 120 SpA: 135 SpD: 115 Spe: 78
Alakazam:
New Ability: Trace
Old Stats: HP: 55 Atk: 50 Def: 45 SpA: 135 SpD: 85 Spe: 120
New Stats: HP: 55 Atk: 50 Def: 65 SpA: 175 SpD: 95 Spe: 150
Gengar:
New Ability: Shadow Tag
Old Stats: HP: 60 Atk: 65 Def: 60 SpA: 130 SpD: 75 Spe: 110
New Stats: HP: 60 Atk: 65 Def: 80 SpA: 170 SpD: 95 Spe: 130
Kangaskhan:
New Ability: Parental Bond
Old Stats: HP: 105 Atk: 95 Def: 80 SpA: 40 SpD: 80 Spe: 90
New Stats: HP: 105 Atk: 125 Def: 100 SpA: 60 SpD: 100 Spe: 100
Pinsir:
New Ability: Aerialate
Old Stats: HP: 65 Atk: 125 Def: 100 SpA: 55 SpD: 70 Spe: 85
New Stats: HP: 65 Atk: 155 Def: 120 SpA: 65 SpD: 90 Spe: 105
MegaPinsir gets Flying typing
Gyarados:
New Ability: Mold Breaker
Old Stats: HP: 95 Atk: 125 Def: 79 SpA: 60 SpD: 100 Spe: 81
New Stats: HP: 95 Atk: 155 Def: 109 SpA: 70 SpD: 130 Spe: 81
Megados gets Dark instead of Flying type
Aerodactyl:
New Ability: Tough Claws
Old Stats: HP: 80 Atk: 105 Def: 65 SpA: 60 SpD: 75 Spe: 130
New Stats: HP: 80 Atk: 135 Def: 85 SpA: 70 SpD: 95 Spe: 150
Mewtwo:
New Ability: Steadfast (X) Insomnia (Y)
Old Stats: HP: 106 Atk: 110 Def: 90 SpA: 154 SpD: 90 Spe: 130
New Stats (X) : HP: 106 Atk: 190 Def: 100 SpA: 154 SpD: 100 Spe: 130
New Stats (Y) : HP: 106 Atk: 150 Def: 70 SpA: 194 SpD: 120 Spe: 140
Megatwo X gets Fighting type
Ampharos:
New Ability: Mold Breaker
Old Stats: HP: 90 Atk: 75 Def: 75 SpA: 115 SpD: 90 Spe: 55
New Stats: HP: 90 Atk: 95 Def: 105 SpA: 165 SpD: 110 Spe: 45
Megaphos gets Dragon type
Scizor:
New Ability: Technician (Can be on normal Scizor)
Old Stats: HP: 70 Atk: 130 Def: 100 SpA: 55 SpD: 80 Spe: 65
New Stats: HP: 70 Atk: 150 Def: 140 SpA: 65 SpD: 100 Spe: 75
Heracross:
New Ability: Skill Link
Old Stats: HP: 80 Atk: 125 Def: 75 SpA: 40 SpD: 95 Spe: 85
New Stats: HP: 80 Atk: 185 Def: 115 SpA: 40 SpD: 105 Spe: 75
Houndoom:
New Ability: Solar Power
Old Stats: HP: 75 Atk: 90 Def: 50 SpA: 110 SpD: 80 Spe: 95
New Stats: HP: 75 Atk: 90 Def: 90 SpA: 140 SpD: 90 Spe: 115
Tyranitar:
New Ability: Sand Stream (is also on normal Tyranitar)
Old Stats: HP: 100 Atk: 134 Def: 110 SpA: 95 SpD: 100 Spe: 61
New Stats: HP: 100 Atk: 164 Def: 150 SpA: 95 SpD: 120 Spe: 71
Blaziken:
New Ability: Speed Boost (is on Hidden Ability Blaziken)
Old Stats: HP: 80 Atk: 120 Def: 70 SpA: 110 SpD: 70 Spe: 80
New Stats: HP: 80 Atk: 160 Def: 80 SpA: 130 SpD: 80 Spe: 100
Gardevoir:
New Ability: Pixilate
Old Stats: HP: 68 Atk: 65 Def: 65 SpA: 125 SpD: 115 Spe: 80
New Stats: HP: 68 Atk: 85 Def: 65 SpA: 165 SpD: 135 Spe: 100
Mawile:
New Ability: Huge Power
Old Stats: HP: 50 Atk: 85 Def: 85 SpA: 55 SpD: 55 Spe: 50
New Stats: HP: 50 Atk: 105 Def: 125 SpA: 55 SpD: 95 Spe: 90
Aggron:
New Ability: Filter
Old Stats: HP: 70 Atk: 110 Def: 180 SpA: 60 SpD: 60 Spe: 50
New Stats: HP: 70 Atk: 140 Def: 230 SpA: 60 SpD: 80 Spe: 50
Megaggron loses it's Rock typing to become pure Steel type
Medicham:
New Ability: Pure Power (can be on normal Medicham)
Old Stats: HP: 60 Atk: 60 Def: 75 SpA: 60 SpD: 75 Spe: 80
New Stats: HP: 60 Atk: 100 Def: 85 SpA: 80 SpD: 85 Spe: 100
Manectric:
New Ability: Intimidate
Old Stats: HP: 70 Atk: 75 Def: 60 SpA: 105 SpD: 60 Spe: 105
New Stats: HP: 70 Atk: 75 Def: 80 SpA: 135 SpD: 80 Spe: 135
Banette:
New Ability: Prankster
Old Stats: HP: 64 Atk: 115 Def: 65 SpA: 83 SpD: 63 Spe: 65
New Stats: HP: 64 Atk: 165 Def: 75 SpA: 93 SpD: 83 Spe: 75
Absol:
New Ability: Magic Bounce
Old Stats: HP: 65 Atk: 130 Def: 60 SpA: 75 SpD: 60 Spe: 75
New Stats: HP: 70 Atk: 150 Def: 60 SpA: 115 SpD: 60 Spe: 115
Garchomp:
New Ability: Tough Claws
Old Stats: HP: 108 Atk: 130 Def: 95 SpA: 80 SpD: 85 Spe: 102
New Stats: HP: 108 Atk: 170 Def: 115 SpA: 120 SpD: 95 Spe: 92
Lucario:
New Ability: Adaptability
Old Stats: HP: 70 Atk: 110 Def: 70 SpA: 115 SpD: 70 Spe: 90
New Stats: HP: 70 Atk: 145 Def: 88 SpA: 140 SpD: 70 Spe: 112
Abomasnow:
New Ability: Snow Warning (found on normal Abomasnow)
Old Stats: HP: 90 Atk: 92 Def: 75 SpA: 92 SpD: 85 Spe: 60
New Stats: HP: 90 Atk: 132 Def: 105 SpA: 132 SpD: 105 Spe: 30