The Kanto Challenge E4 Team

Charizard @ Sitrus Berry
Ability: Blaze
Level: 51
EVs: 248 Atk / 4 SpA / 252 Spe
Lonely Nature
IVs: 0 Atk
- Fire Punch
- Dragon Dance
- Dragon Claw
- Outrage

Blastoise @ Sitrus Berry
Ability: Torrent
Level: 51
- Hydro Pump
- Ice Punch
- Earthquake
- Ice Beam

Raichu @ Sitrus Berry
Ability: Static
Level: 51
EVs: 4 Atk / 252 SpA / 252 Spe
Hasty Nature
- Thunderbolt
- Body Slam
- Quick Attack
- Wish

Venusaur @ Leftovers
Ability: Overgrow
Level: 51
EVs: 248 HP / 4 Atk / 252 SpA / 4 Spe
Mild Nature
- Razor Leaf
- Giga Drain
- Sludge Bomb
- Sleep Powder

Machamp @ Sitrus Berry
Ability: Guts
Level: 51
EVs: 248 HP / 248 Atk / 8 SpD / 4 Spe
Adamant Nature
- Brick Break
- Ice Punch
- Thunder Punch
- Earthquake

Gengar @ Sitrus Berry
Ability: Levitate
Level: 51
EVs: 252 HP / 4 Atk / 252 Spe
Hasty Nature
- Shadow Punch
- Giga Drain
- Rest
- Sleep Talk