Swampert and Charizard.

[Prio]

Charizard@Choice Scarf
Hasty Nature|
Air Slash
Flamethrower
Dragon Claw
Earthquake/Rock Slide.

Swampert@Leftovers
Relaxed Nature|
Earthquake
Hammer Arm
Waterfall
Endeavour

 

[aquasuicune]

Swampert is way too slow to endeavor. Use avalanche or ice beam instead.

 

[PatTar]

Charizard is dead due to stealth rock.

Swampert (M) @ Leftovers
Trait: Torrent
EVs: 240 HP / 172 Def / 96 SAtk
Relaxed Nature (+Def, -Spd)
- Hydro Pump
- Ice Beam
- Earthquake
- Stealth Rock / Roar / Protect

mixpert is still best imo.

 

[[Kingdra]]

Yes, Mixpert is best...*beast

I'd use Stealth Rock.