The Salt Shaker

Unlocks the Salt Shaker, which gives every sushi on the board a chance to get +1 Tier instantly!

Upgrade Details

Field	Value
Cost growth	2x per level before New Game+ adjustment
Cost behavior	Normal room upgrade. Room cost reductions can apply; New Game+ makes cost growth steeper.
Player impact	Opens a new system, helper, ticket, room, or major progression path.