521b0266 Free [portable] May 2026

: It overwrites the game’s collision detection logic. Instead of the game checking if a tile is "blocked," the code forces a "free" pass, allowing the sprite to move anywhere. Universal Pokémon DS Cheat Codes (WTW)

: The screen may flicker or turn black if you walk too far into the "Void" (the black space outside the map). 521b0266 free

: Walking through walls can skip critical story flags. If you skip a major battle, the game might not let you progress later because it thinks you haven't completed the previous step. : It overwrites the game’s collision detection logic

Depending on your version, the code varies slightly, but almost always begins with the 521b0266 pointer to ensure the game doesn't crash. Game Version Walk Through Walls (WTW) Code Sequence 521b0266 020ff1cc 021b0268 46c0 d0000000 00000000 Platinum 521b0266 020ff1cc 021b0268 46c0 d2000000 00000000 Black / White 5216b47c 2000d108 5216b480 f7f180d1 d0000000 00000000 Why Players Search for "521b0266 Free" : Walking through walls can skip critical story flags

: If you save your game while standing inside a wall and then turn the cheat off, you will be stuck forever.

: On a Nintendo DS, these codes are entered into an Action Replay device or an emulator's cheat menu.