Waking of Insects (Latios) @ Choice Scarf  
Ability: Levitate  
Shiny: Yes  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Trick  
- Draco Meteor  
- Surf  
- Ice Beam  

Summer Solstice (Volcarona) @ Choice Specs  
Ability: Flame Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 2 Atk / 30 Def  
- Giga Drain  
- Flamethrower  
- Bug Buzz  
- Hidden Power [Ice]  

Winter solstice (Seismitoad) @ Leftovers  
Ability: Water Absorb  
Shiny: Yes  
EVs: 248 HP / 228 Def / 32 SpD  
Relaxed Nature  
- Stealth Rock  
- Earthquake  
- Refresh  
- Scald  

Autumnal Equinox (Xatu) @ Rocky Helmet  
Ability: Magic Bounce  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Night Shade  
- U-turn  
- Reflect  
- Roost  

First Frost (Excadrill) @ Leftovers  
Ability: Sand Force  
Shiny: Yes  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Rapid Spin  
- Iron Head  
- Protect  

Severe cold (Tyranitar) @ Chople Berry  
Ability: Sand Stream  
Shiny: Yes  
EVs: 248 HP / 16 Def / 244 SpD  
Sassy Nature  
- Crunch  
- Superpower  
- Ice Beam  
- Pursuit