This is what I was thinking so far:
Rotom Wash- tanky but good special attack
Item: Sitrus berry
Ability: levitate
Nature: Calm
EV's : 252 SpA/ 252 Hp / 4 Spd
IV's: perfect other than attack
Moves:
- Hydro pump
-Thunderbolt
-Willo-wisp
- Pain Split/Hex
Greninja- Special Sweeper
Item: Life Orb
Ability: Protean
Nature: Timid
EV's: 252 SpA/252Spd/4 Hp
IV's: everything but attack
Moves:
-Hydro pump/surf/scald
- dark pulse
- ice beam
- grass knot
Amooguss - tanky with spore, covers rotom-w
Item: black sludge
Ability: Regenerator
Nature: Calm/Modest
Ev's: 252 HP/ 126 Def/ 126 SpA/ 4 SpDef
Iv's : everything but attack
Moves:
- Spore
- Giga Drain
-Clear Smog
-Foul Play/Payback
Lucario - physical sweeper
Item: Lucarionite
Ability: Inner focus
Nature: Adament/Jolly
Ev's: 252 Atk/ 252 Spd / 4 Hp
Iv's: everything but SpA
Moves:
- swords dance
-Close Combat
-bullet punch
-ice punch
Gliscor- physical, bulky
Item: toxic orb
Ability: poison heal
nature: Adament
ev's: 252 atk/ 252 Def/ 4 Spd
Iv's : everything but SpA
Moves:
- swords dance
-Earthquake
-U turn
- Roost
Volcarona- SpA with some def
Item: leftovers
Ability: Flame Body
Nature: Modest
EV's: 252 SpA/ 252 HP /4 Spd
IV's: everything but Attack
Moves:
- Quiver Dance
-Bug Buzz
- Fire Blast
-Giga Drain
