62level cap
Beating them gives you Icy Rock on 1st win.
This is around Postgame in the story — that page lists everything you can have caught by this point.
Types on this team: Ice ×2Water ×2DragonGhostNormalPoison
| Pokémon | Moves | |
|---|---|---|
 | Porcupuffer Lv 59 · Drizzle · Damp Rock Jolly nature · 31 IVs | Flip Turn Liquidation Barb Barrage Skitter Smack |
 | Maw-Ray Lv 59 · Rough Skin · Rocky Helmet Impish nature · 31 IVs | Dive Ice Fang Crunch Coil |
 | Mr. Blizzard Lv 60 · Snow Warning · Icy Rock Relaxed nature · 31 IVs | Freeze-Dry Blizzard Aurora Veil Weather Ball |
 | Crystal King Lv 60 · Snow Cloak · Bright Powder Modest nature · IVs 31 HP / 31 Atk / 31 Spe / 31 SpA | Blizzard Shadow Ball Moonblast Will-O-Wisp |
 | Rex Lv 61 · Defeatist · Sitrus Berry Adamant nature · 31 IVs | Dragon Dance Dragon Claw Rock Slide Dual Wingbeat |
 | Hammer Bro Lv 62 · Forecast · Focus Sash Hasty nature · 31 IVs | Hammer Throw Crabhammer Ice Hammer Acrobatics |