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Neon Abyss 2 Guide

Treasure Hunter

Treasure Hunter is a legendary achievement in Neon Abyss 2: Unlock Cassie.. 7.2% of Steam players have unlocked it (rarest 9 of 32). Rates updated regularly.

Last verified 2026-10-13 · compiled from official announcements & developer replies

Treasure Hunter

Treasure Hunter is an achievement in Neon Abyss 2.

  • Official description: Unlock Cassie.
  • Global completion: 7.2% (Steam global player stats)
  • Rarity: Legendary (legendary) — harder than 72% of this game's achievements
  • Unlock bar: █░░░░░░░░░░░░░░░░░░░ — 7.2% of players

Where it sits

  • Progress tier: Challenge tier — needs a specific target cleared, or a real difficulty spike (#9 of 32 by rarity)
  • Completion: 7.2% | game median 11.9%
  • Similar achievements: 8 (completion 4.8%–9.6%)
  • Type: Story

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