Obby Only Up Challenge is a vertical parkour gauntlet where one wrong jump sends you plummeting 10,000+ meters to the ground. Think Only Up! meets Roblox Obby, but with a brutal timer ticking in your ear. You'll hop across floating platforms, dodge red death blocks, and race against the clock to reach checkpoints before gravity wins. It's pure adrenaline and rage-quit fuel.
Easy controls, brutal execution. You'll master the basics in 30 seconds. Surviving past 5,000 meters? That's the real test.
Tight and responsive. Works on both desktop and mobile.
Your first goal: reach the nearest checkpoint without touching red blocks. Transparent platforms are safe—until you misjudge the hitbox and slip through. Sprint (Shift) gives you extra distance, but speed kills if you overshoot. Land on a checkpoint platform to activate your respawn point. Skip it, and you start from zero.
Red cubes are instant death. Touch one, and you respawn at your last checkpoint—or the starting platform if you haven't hit one yet. Some red blocks guard tight jumps, forcing you to time your leap perfectly. Others hide in clusters, creating fake "safe" paths. The game loves to troll you with secret traps at 10,000+ meters, so stay paranoid.
The higher you climb, the weirder it gets. Platforms start floating in impossible formations. Gravity-defying loops test your spatial awareness. The timer keeps ticking, turning every jump into a risk/reward gamble. Do you rush for the next checkpoint or slow down to scout the path? Pro tip: Use the camera (Mouse) to peek at upcoming platforms before you leap. Blind jumps at 12,000 meters = instant regret.
Perfect for masochistic platformer fans and Obby veterans who crave a challenge. Sessions last 5–15 minutes depending on your patience. Ideal for quick breaks where you test your reflexes, scream at the screen, then immediately hit retry.
It's pure flow-state chaos. One second, you're nailing a 3-jump combo across transparent blocks. The next, you're watching your character tumble 9,000 meters in slow-motion horror. The minimalist art style keeps the game running buttery smooth—no lag, no frame drops, just you versus the void. The blocky aesthetic isn't a compromise; it's a deliberate throwback to classic Roblox Obby courses, ensuring instant loading and zero performance hiccups even at max height.
1. Saves: Progress auto-saves at checkpoints. Close the tab mid-climb, and you'll respawn at your last checkpoint when you return.
2. Performance: Runs at 60 FPS in-browser (HTML5). The lightweight engine handles verticality without stuttering, even when you're falling through 50+ platform layers.
Obby Only Up Challenge nails the "just one more try" loop. It's frustrating, addictive, and weirdly satisfying when you finally stick that 10-jump sequence.
Obby Only Up Challenge was developed by DarkPlay. Released in February 2026.