Polarium Advance (U)(Rising Sun)
Polarium Advance (U)(Rising Sun) is a ROM hack of the original Polarium game. The '(U)' likely indicates a US release, and '(Rising Sun)' identifies the ROM hacking group. The original Polarium game was not released on GBA, so this is a fan-made GBA port. The gameplay focuses on the puzzle mechanics of the original game, though the ROM hack might contain altered puzzle designs or levels. It's a fan-made project by a ROM hacking group and available through their community.
Size1.07 MB