The Explorers of Sky exclusive dungeon Treacherous Waters is unlocked by obtaining the 2 Star Master Rank, & has 20 floors. The level of each pokemon here is determined by the floor, starting at LV 58 & increases on floors 4, 7, 10, 13, 16, & 19. Grudge, Mud, Random, Seal, Grimy, PP-Zero, Summon, Explosion, Gust, Selfdestruct, Slow, Slumber, Spin, Sticky, & Warp traps appear on all floors.

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Items in Treacherous Waters

Gaggle Specs, Gold, Heal, & Joy Ribbons, Insomniscopes, Munch Belts, No-Aim Scopes, No-Slip Caps, Pecha Scarves & Warp Scarves can be found on all floors.

Pokemon in Treacherous Waters

• Corsola (1F-15F)
• Dragonair (1F-15F)
• Gastrodon (1F-15F)
• Kingler (1F-6F & 13F-15F)
• Octillery (1F-15F)
• Slowbro (1F-15F)
• Staryu (1F-15F)
• Tentacruel (1F-15F)
• Wailmer (1F-15F)
• Pelipper (7F-15F)
• Empoleon (16F-19F)
• Garchomp (16F-19F)
• Glalie (16F-19F)
• Golduck (16F-19F)
• Lombre (16F-19F)
• Swampert (16F-19F)
• Walrein (16F-19F)
• Suicune LV 65 (if challenge floor is 10F) LV 61 (11F-19F)