Dive into the chaotic world of Giant Big City and transform into a colossal twin boss in this thrilling adventure. In this entertaining game, you'll start as a regular-sized character but will quickly grow to an enormous size, becoming a giant in the jumper game known as Yellow Sibling. As you grow, you'll gain the power to wreak havoc on the environment and become the fattest entity in the universe within the startling Rainbow Friend games. You can create illusions to manipulate situations to your advantage. The city is filled with tempting fast food items like burgers, chicken bread, and cookies, especially in the Ragdoll Town Naughty Rainbow Friends Huge Sibling area. While moms take care of babies in nurturing games, the fat, hungry giant outsmarts everyone in the cunning Hero Food Game. Navigate through a destructible environment while dodging dangers at every turn.

Use your oil to purchase upgrades and unleash your powers to cause destruction on everything in your path. The bigger you grow, the more chaos you can cause. Feast on burgers, donuts, and even people! This is the world of Fat Twin Sibling!

In Fat Siblings, the challenge is to out-eat your twin and become the fattest sibling possible. Devour everything in sight and dominate the competition to become the ultimate giant.

What's New in the Latest Version 1.4

Last updated on Sep 1, 2024

Minor bug fixes and improvements. Install or update to the newest version to check it out!