Big Jays Rattastic Adventure
Release date: Mar 21, 2025
Developers: Merriman Games, ADHD Sketcher
Publishers: Merriman Games
Genres: Action, Adventure, Casual, Early Access
Categories: Single-player, Steam Achievements, Full controller support, Steam Cloud, Family Sharing
Supported languages: English

Big Jays Rattastic Adventure is a 3D mascot platformer game with tons of collectibles. Every level can be finished without collecting anything, but the more stuff you grab, the better grade you get at the end of each level. Unlock more levels and stuff by getting higher grades or completing certain tasks. Big Jays Rattastic Adventure features a unique retro look through it’s voxel models. You play as Big Jay the fattest cheese loving rat that exists. Try to get back his stolen cheese. You run, jump, roll, tail helicopter, and attack your way through multiple levels. Each level has a minimum of 3 golden cheeses to collect, and a ton of coins. Jump on giant bouncy mushrooms, ring shooters, and more to fly through the air. Hit speed pads for a speed boost to clear huge jumps and large distances. Some levels feature an end boss, while others opt to test your puzzle solving and platforming skills. Big Jay can attack enemies in your path to help clear the way for you. You attack by throwing your bottle of “wheat juice” or rolling over your enemies. Big Jays Rattastic Adventure has optional graphical shaders to give you an added retro feel if wanted. Features: Puzzles and platforming Easy to pick up game play and mechanics Different levels with unique themes and a retro feel Unlockable levels and secret levels Music to fit each stylized level, with everything from chip tunes to funk Lots of voxels, like so many voxels Steam deck support Controller support Mouse and Keyboard support Optional retro effect shaders