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Effect

A permanent Blacksmith Power-Up. Each rank increases Luck stat. Higher Luck raises critical hit rate and improves the quality of gems/items appearing in shops and rewards.

Priority: Medium

  • High priority for crit-focused builds
  • Early investment in Luck improves overall run item quality, benefiting all builds

Recommended Builds

  • Critical multiplier builds: Combined with critical damage Arcanas for explosive burst hits
  • High-Amount builds: Each projectile rolls independently for crit — Amount × Luck = frequent crits
  • Coin farming builds (Gallo): Better shop item quality = more value per purchase

Per-Rank Effect

Luck increases incrementally per rank.

Notes

Less consistent than direct damage/survivability upgrades due to probability dependence. Invest after securing Might and Recovery, using surplus coins.