It's been a while since I updated this, so i finished Platinum, and beat Black, so here's my updates.
Final Platinum Team:
Spoiler:
Sneasel Lv.64
Brick Break, Faint Attack, Slash, Avalanche
Piloswine Lv.63
Earthquake, Ice Fang, Take Down, Return
Abomasnow Lv.63
Blizzard, Wood Hammer, Ingrain, Ice Shard
Froslass Lv.65
Shadow Ball, Crunch, Blizzard, Hail
Black Final Team: (Alder was kind of tough)
Spoiler:
Unfeazant Lv.75
Facade, Fly, Pluck, U-Turn
Swanna Lv.78
Surf, Roost, Hurricane, Aerial Ace
Swoobat Lv.76
Psychic, Air Slash, Charge Beam, Shadow Ball