Killer (Mewtwo-Mega-Y) @ Mewtwonite Y
Ability: Insomnia
EVs: 96 HP / 252 SpA / 160 Spe
Timid Nature
IVs: 0 Atk
- Psystrike
- Fire Blast
- Grass Knot
- Focus Blast
Calcs:
252 SpA Mega Mewtwo Y Psystrike vs. 4 HP / 0 Def Mega Gengar: 534-630 (203.8 - 240.4%) -- guaranteed OHKO
252 SpA Mega Mewtwo Y Fire Blast vs. 252 HP / 252+ SpD Ferrothorn: 424-500 (120.4 - 142%) -- guaranteed OHKO
252 SpA Mega Mewtwo Y Grass Knot (120 BP) vs. 248 HP / 0 SpD Primal Kyogre: 236-278 (58.5 - 68.9%) -- guaranteed 2HKO
252 SpA Mega Mewtwo Y Focus Blast vs. 4 HP / 0 SpD Darkrai: 388-458 (137.5 - 162.4%) -- guaranteed OHKO
252 SpA Mega Mewtwo Y Focus Blast vs. 4 HP / 0 SpD Arceus: 304-358 (79.5 - 93.7%) -- guaranteed 2HKO
Ground-Ceus is similar (120 BP Super Effective)
This comes in and cleans up after the mons are damaged, as you can see the damage it does is over half so as long as you set up hazards (no defog is nice xD) and weaken abit you'll be good.
Sweeper (Xerneas) @ Power Herb
Ability: Fairy Aura
EVs: 248 HP / 252 SpA / 8 SpD
Modest Nature
- Moonblast
- Geomancy
- Thunder
- Focus Blast/Hidden Power Fire
Plain story...set up a geomancy and destroy...
First for all the haters: 252 Atk Life Orb Arceus Extreme Speed vs. 248 HP / 0 Def Xerneas: 168-199 (36.9 - 43.7%) -- guaranteed 3HKO
Ok anyway...
+2 252+ SpA Xerneas Thunder vs. 248 HP / 0 SpD Mega Gengar: 277-326 (85.7 - 100.9%) -- 6.3% chance to OHKO
quite interesting...just need to set up rocks xD
+2 252+ SpA Xerneas Focus Blast vs. 252 HP / 252+ SpD Ferrothorn: 374-442 (106.2 - 125.5%) -- guaranteed OHKO
+2 252+ SpA Xerneas Thunder vs. 248 HP / 0 SpD Primal Kyogre: 352-416 (87.3 - 103.2%) -- 18.8% chance to OHKO
No need for Darkrai
+2 252+ SpA Fairy Aura Xerneas Moonblast vs. 4 HP / 0 SpD Arceus: 390-459 (102 - 120.1%) -- guaranteed OHKO
Same for Ground-Ceus once again
Anyway, rocks really help this team so...
Waller (Groudon-Primal) @ Red Orb
Ability: Desolate Land
EVs: 252 HP / 56 Def / 200 SpD
Relaxed Nature
- Stealth Rock
- Precipice Blades
- Dragon Tail
- Lava Plume
The main job of this is to 1. eat espeeds 2. set up rocks
Gengar drops to Precipice Blades
Ferrothorn drops too
Switch out on Kyogre
unless desolate land is active
0 SpA Primal Kyogre Ice Beam vs. 252 HP / 200 SpD Primal Groudon: 96-114 (23.7 - 28.2%) -- 94.1% chance to 4HKO
0 Atk Primal Groudon Precipice Blades vs. 248 HP / 248+ Def Primal Kyogre: 168-198 (41.6 - 49.1%) -- guaranteed 3HKO
0 Atk Primal Groudon Precipice Blades vs. 4 HP / 0 Def Darkrai: 237-279 (84 - 98.9%) -- guaranteed 2HKO
252 Atk Life Orb Arceus Extreme Speed vs. 252 HP / 56+ Def Primal Groudon: 94-110 (23.2 - 27.2%) -- 61.8% chance to 4HKO
252 Atk Earth Plate Arceus-Ground Earthquake vs. 252 HP / 56+ Def Primal Groudon: 216-254 (53.4 - 62.8%) -- guaranteed 2HKO
gameplan: set up rocks, use mewtwo/xerneas to sweep
threatlist (top is most threatening bottom is least):
Arceus-Ground
Darkrai
Kyogre-Primal
Arceus-Normal
Mega-Gengar
Ferrothorn