Materials
The basic wall material from the first wave onward. Confirm costs, drop rates, and unlocks in the live Stop The Tsunami! experience.
Player wiki for Stop The Tsunami! on Roblox: sand walls, trenches, machines, materials, co-op roles, and the code box.
Sand is the material you dig, pile, and pack from the start. Early walls are sand walls. Packing is part of using it, because a loose pile does not hold.
| Fact | Value |
|---|---|
| Hub | Materials |
Dig it on the beach with the current tool or machine.
Pile it into a continuous line, cut a trench with it, and pack it hard before START ROUND.
Claim the Daily Spin and daily rewards, then build a continuous packed sand wall with a trench before you press START ROUND. Spend the coins from waves you hold on the next tool you can actually use.
No active or expired code strings are confirmed for this game. Check the session after updates, and do not enter strings copied from unverified lists.
The official game description says joining the Beach Club group grants a free Rewind. The exact group page is not named in that description, so use the join prompt inside the game.