Grand Poo World

Are you ready to face one of the ultimate tests in the Kaizo community? Grand Poo World is a legendary Super Mario World rom hack specifically dedicated to the iconic speedrunner and Twitch streamer, Grand Poo Bear. Built for the elite, this hack is engineered to push even the most seasoned Super Mario World Kaizo veterans to their absolute limits.

This isn’t just a test of survival—it’s a masterclass in platforming precision. Grand Poo World completely reimagines the classic SMW experience with a brilliant custom soundtrack and vibrant, re-designed color palettes that stand out from the original style. Every level is a grueling yet fair challenge designed to test your muscle memory, timing, and patience.

A massive thank you goes out to Nexus15, Linkdeadx2, com_poser, and Kaizoman for their outstanding efforts and dedication in crafting this flawless Kaizo masterpiece.

Key Features

• Elite Kaizo Difficulty: Designed strictly for players who love high-stakes, ultra-precise platforming action.

• Dedicated Tribute: Built from the ground up to honor the legendary speedrunner Grand Poo Bear.

• Custom Soundtrack & Visuals: Experience fresh, custom audio tracks and revamped color palettes that breathe new life into the classic SMW engine.

• Flawless Design: Masterfully polished level design created by some of the most respected names in the hacking community.

• Browser-Ready Action: Test your skills instantly with smooth emulation directly in your web browser.

How to Play

• Arrow Keys: Move Mario / Climb vines

• Z Key / A Button: Spin Jump

• X Key / B Button: Regular Jump

• A Key / X Button: Run / Hold items

• Enter: Start / Pause the game

Fan-made Mario