
Yveltal @ Life Orb
Ability: Dark Aura
EVs: 4 Atk / 252 SpA / 252 Spe or 32 HP / 8 Def / 236 SpA / 8 SpD / 224 Spe
Tera Type: Dark / Fire / Flying
Naive or Timid Nature
- Dark Pulse
- Oblivion Wing
- Taunt
- Sucker Punch / Heat Wave / Knock Off
Yveltal @ Choice Scarf
Ability: Dark Aura
Tera Type: Dark / Steel / Ghost
EVs: 72 HP / 204 Def / 232 Spe
Jolly Nature
- Foul Play
- Defog
- Toxic / Oblivion Wing / Roost
- U-turn
Avoids OHKO from unboosted Double Dance Primal Groudon's Stone Edge, while avoiding the 2HKO from Tera Ghost Choice Specs Lunala's Moongeist Beam.
Yveltal @ Heavy-Duty Boots
Ability: Dark Aura
Tera Type: Steel / Poison / Ghost / Dark
EVs: 248 HP / 212 Def / 48 Spe or 248 HP / 76 Def / 184 Spe
Impish or Jolly Nature
- Foul Play
- Toxic / Taunt
- Sucker Punch / U-turn / Defog / Toxic
- Roost
First spread outspeeds untransformed Ultra Necrozma while maximising physical bulk to survive boosted Silk Scarf Arceus's Double-Edge. Second spread outspeeds maximum Speed Primal Groudon and Kyogre while minimizing Offensive Ho-Oh's ability to 2HKO it with Brave Bird.

Arceus @ Silk Scarf / Life Orb
Ability: Multitype
EVs: 200 HP / 252 Atk / 56 Spe or 44 HP / 252 Atk / 212 Spe
Tera Type: Normal / Ghost
Adamant Nature
- Swords Dance
- Extreme Speed
- Shadow Claw
- Double-Edge / Taunt / Earthquake
Arceus @ Mental Herb
Ability: Multitype
EVs: 248 HP / 216 Def / 44 SpD
Tera Type: Steel / Ghost
Impish Nature
- Trick Room
- Taunt
- Healing Wish
- Extreme Speed