Physically defensive:
Gyarados (Gligar) @ Leftovers
Ability: Intimidate
EVs: 248 HP / 252 Def / 8 SpD or Spe
Relaxed / Impish Nature
IVs: 0 Spe (if Relaxed)
- Earthquake
- Stealth Rock / Defog
- Roost
- U-turn / Roar / Thunder Wave / Toxic

Offensive Dragon Dance:
Gyarados (Gligar)
Ability: Intimidate / Moxie
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Acrobatics
- Earthquake
- Dragon Dance
- Roost

Bulky Dragon Dance:
Gyarados (Gligar)
Ability: Intimidate / Moxie
EVs: 248 HP / 8 Atk / 252 Spe
Jolly Nature
- Acrobatics
- Earthquake
- Dragon Dance
- Roost

Fur Coat:
Persian-Alola (Gligar) @ Leftovers
Ability: Fur Coat
EVs: 248 HP / 8 Def / 252 SpD
Sassy / Careful Nature
IVs: 0 Spe (if Sassy)
- Earthquake
- Stealth Rock / Defog
- Parting Shot
- Roost

Shell Smash:
Barbaracle (Gligar) @ White Herb
Ability: Tough Claws
EVs: 212 HP / 252 Atk / 44 Spe
Adamant Nature
- Shell Smash
- Acrobatics
- Earthquake
- Taunt / Roost / Cross Chop

Thick Fat (Specially Defensive)
Hariyama (Gligar) @ Leftovers
Ability: Thick Fat
EVs: 248 HP / 8 Def / 252 SpD
Sassy / Careful Nature
IVs: 0 Spe (if Sassy)
- Stealth Rock / Defog
- Roost
- Earthquake
- U-turn / Whirlwind / Toxic