I need help with my team pls !!!

[rvnstar]

Hi, pls i have 3 pokemons which i want in my XY OU team...but i dont know which other will good with them..pls can any1 help me ? ty very much guys, i am newbie

Volcarona Leftovers
Ability: flame body
EVs: 4 HP / 252 SpA / 252 Spd
Modest Nature
- Quiver Dance
- Giga Drain
- Fiery Dance
- Bug Buzz


Manaphy @ Wacan Berry
Ability: Hydration
EVs: 4 SpD / 252 SpA / 252 Spd
Timid Nature
- Surf
- Ice Beam
- Energy Ball
- Tail Glow


Thundurus-T @ Life Orb
Ability: Volt Absorb
EVs: 128 HP / 252 SpA / 128 Spd
Modest Nature
- Thunderbolt
- Focus Blast
- Subtitute
- Nasty Plot


Ty for Tips!!!

 

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Check out the Rate My Team forum for help with teams.

 

[Woodchuck]

If you do so, make sure to read the rules of that forum first. You'll need a complete team and actual descriptions of each Pokemon's contributions to your team.