Portal The Flash Version, a free online Puzzle & Skill game brought to you by Armor Games. Portal: The Flash Version includes over 40. We're the best online games website, featuring shooting games, puzzle games, strategy games, war games, and much Free Games Online. →. Portal Games. Portal: Flash Version: Defy the laws of time and space with your portal gun. You'll need to rethink physics to beat this challenge. Do you has?.