Project Blue Lock 2 on Roblox uses redeemable codes to grant spins, which you can use to roll for characters.
Working Project Blue Lock 2 codes
MADANURUI— SpinsSAE— SpinsSWISSTOSHI— SpinsNEWGEN— Spins
How to redeem codes in Project Blue Lock 2
Step 1: Join the official Roblox group for the game (Sub Studios). This is required before code redemption becomes available.
Step 2: Launch Project Blue Lock 2 and load into the lobby.
Step 3: Select the Codes button at the bottom of the screen to open the redemption menu.
Step 4: Enter a code exactly as shown, then press Redeem.
Step 5: Confirm the redemption by checking that your spins increase after you submit the code.