Play Only Up 64 Online

Summary

Only Up 64 feels like stepping into a never‑ending skyscraper built inside the classic Super Mario 64 engine. The level stretches far beyond the original game’s modest worlds, making it the largest fan‑crafted map anyone has managed to squeeze onto a Nintendo 64 cartridge. Its design is a direct shout‑out to the viral indie title Only Up, borrowing that relentless upward‑climbing tension while keeping Mario’s familiar jumps and power‑ups. Every platform, hidden corridor, and sky‑high checkpoint feels like a test of patience and precision, turning a nostalgic 1990s platformer into a modern endurance challenge. For anyone who loves digging through the N64 mod scene, this massive level is a reminder of how creative the community can get when old hardware meets fresh ideas.