If you guys want an -ate check, they dont come any better than Mega Aggron.
Aggron-Mega @ Rocky Helmet / Safety Goggles / Shell Bell
Ability: Soundproof
EVs: 252 HP / 4 Def / 252 SpD
Sassy Nature
IVs: 0 Spe
- Icicle Spear
- Gyro Ball/Bullet Punch
- Heal Order
- Parting Shot/other filler
Tanks fake out + espeed with ease, even though MAggron has almost no defense investment. Soundproof not only makes it immune to boomburst, but also chatter variants of MRay.
Calcs:
252 Atk Life Orb Pixilate Mega Diancie Fake Out vs. 252 HP / 4 Def Mega Aggron: 31-36 (8.7 - 10.1%) -- possibly the worst move ever
252 Atk Life Orb Pixilate Mega Diancie Extreme Speed vs. 252 HP / 4 Def Mega Aggron: 61-73 (17.2 - 20.6%) -- possible 5HKO
252 SpA Life Orb Pixilate Mega Diancie Techno Blast vs. 252 HP / 252+ SpD Mega Aggron: 103-121 (29 - 34.1%) -- 3.2% chance to 3HKO
252 Atk Life Orb Mega Diancie Thousand Arrows vs. 252 HP / 4 Def Mega Aggron: 143-169 (40.3 - 47.7%) -- guaranteed 3HKO
0 Atk Mega Aggron Bullet Punch vs. 0 HP / 0- Def Mega Diancie: 240-288 (99.5 - 119.5%) -- 93.8% chance to OHKO
0 Atk Mega Aggron Gyro Ball (150 BP) vs. 0 HP / 0- Def Mega Diancie: 888-1048 (368.4 - 434.8%) -- guaranteed OHKO
252 Atk Life Orb Aerilate Mega Rayquaza Extreme Speed vs. 252 HP / 0 Def Mega Aggron: 66-79 (18.6 - 22.3%) -- possible 5HKO
252 Atk Life Orb Mega Rayquaza Thousand Arrows vs. 252 HP / 0 Def Mega Aggron: 156-185 (44 - 52.2%) -- 15.2% chance to 2HKO
252 SpA Life Orb Aerilate Mega Rayquaza Techno Blast vs. 252 HP / 252+ SpD Mega Aggron: 157-186 (44.3 - 52.5%) -- 19.1% chance to 2HKO
0 Atk Mega Aggron Icicle Spear (3 hits) vs. 0 HP / 0- Def Rayquaza: 336-396 (95.7 - 112.8%) -- approx. 81.3% chance to OHKO
Aggron-Mega @ Rocky Helmet / Safety Goggles / Shell Bell
Ability: Soundproof
EVs: 252 HP / 4 Def / 252 SpD
Sassy Nature
IVs: 0 Spe
- Icicle Spear
- Gyro Ball/Bullet Punch
- Heal Order
- Parting Shot/other filler
Tanks fake out + espeed with ease, even though MAggron has almost no defense investment. Soundproof not only makes it immune to boomburst, but also chatter variants of MRay.
Calcs:
252 Atk Life Orb Pixilate Mega Diancie Fake Out vs. 252 HP / 4 Def Mega Aggron: 31-36 (8.7 - 10.1%) -- possibly the worst move ever
252 Atk Life Orb Pixilate Mega Diancie Extreme Speed vs. 252 HP / 4 Def Mega Aggron: 61-73 (17.2 - 20.6%) -- possible 5HKO
252 SpA Life Orb Pixilate Mega Diancie Techno Blast vs. 252 HP / 252+ SpD Mega Aggron: 103-121 (29 - 34.1%) -- 3.2% chance to 3HKO
252 Atk Life Orb Mega Diancie Thousand Arrows vs. 252 HP / 4 Def Mega Aggron: 143-169 (40.3 - 47.7%) -- guaranteed 3HKO
0 Atk Mega Aggron Bullet Punch vs. 0 HP / 0- Def Mega Diancie: 240-288 (99.5 - 119.5%) -- 93.8% chance to OHKO
0 Atk Mega Aggron Gyro Ball (150 BP) vs. 0 HP / 0- Def Mega Diancie: 888-1048 (368.4 - 434.8%) -- guaranteed OHKO
252 Atk Life Orb Aerilate Mega Rayquaza Extreme Speed vs. 252 HP / 0 Def Mega Aggron: 66-79 (18.6 - 22.3%) -- possible 5HKO
252 Atk Life Orb Mega Rayquaza Thousand Arrows vs. 252 HP / 0 Def Mega Aggron: 156-185 (44 - 52.2%) -- 15.2% chance to 2HKO
252 SpA Life Orb Aerilate Mega Rayquaza Techno Blast vs. 252 HP / 252+ SpD Mega Aggron: 157-186 (44.3 - 52.5%) -- 19.1% chance to 2HKO
0 Atk Mega Aggron Icicle Spear (3 hits) vs. 0 HP / 0- Def Rayquaza: 336-396 (95.7 - 112.8%) -- approx. 81.3% chance to OHKO