This is 2 Player Minigame. Luigi is on the left and Mario is on the right Luigi Start! Player 1 Hide in a block by using the keys, 1 2 and 3. Mario Start! Player 2 Use I, O and P to choose a block and click space to confirm. Let's hope you find Luigi! Luigi must not get caught by Mario for 3 rounds straight while Mario has to try to find him.
For the NSMB Team Sorry it took so long. Lot of bugs were occurring.