Human validation
1 player
Flash
Platform
Puzzle
Thinking
Test Subject Blue
Perform a series of tests with wrapping portals for the watching scientist.
Test Subject Arena 2
Up to 4 players can battle it out in this action packed platform shooter. What about testing yourself on interesting and entertaining battlefields? You can see how much you are talented and fast by this game. This game includes twosome game mode besides single player game mode. If you are ready too, let's get started!
Test Subject Arena
Defeat your rivals in this Two Player spin off from the Test Subject Series!
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Brain Attack
Unity 3D
The space base was on a mission. Everything was quite good, but suddenly... Some of the humans felt down, dead with their brains having been sucked out.
Desktop Only
Particle Pandemonium
WebGL
Particle Pandemonium is a puzzle-platformer game where you use knowledge of chemistry by controlling a proton and their electron sidekick as they travel through element-themed levels. Switch between proton and electron when the skill is unlocked and help each other overcome various obstacles to pass the level. Enjoy playing this amazing platform game here at Y8.com!
Ninja Caver
HTML5
The ninja bomber is back and once again is trap on a cave! help him escape by dashing, jumping and climbing your way out, but remember to always catch the stars for extra points!
Cave Chaos
Two players adventure through a unstable cave network.
Sun Beams 3
They say that home is where the heart is but, in this puzzle game, it’s also where you’ll find the sun. Can you get this sunbeam back to his comfy house?