The Teeth Upgrade Shop was expanded in Update 2 to add permanent progression modifiers purchasable with Teeth. Unlike gamepasses, these upgrades are tied to in-game currency rather than Robux.
Permanent percentage boost to all visitor cash yields. Priority 1 spending target after stacking enough Teeth for the Mythic Egg.
Reduces egg incubation time across all tiers. Pairs well with the 2x Hatch gamepass for stacked reduction.
Increases the offline yield efficiency coefficient (alpha_off) for higher overnight cash accumulation. Useful for casual play schedules.
Keep entries useful by separating source-backed facts, player-tested strategy, and update timing.
Keep rarity, obtain method, abilities, and summary tied to official posts or repeatable in-game testing.
Link upgrades entries to matching builds, boss routes, and guide sections.
Keep tier values and obtain methods current after each game update.