Adrenaline Challenge is a racing game on www.flash-games.net in which your objective is to collect all the tags and to exit "E" as fast as possible while avoiding to collide your head with any wall. To achieve the goal, you have to use the up key to throttle, down to go backwards. Left and right tilts the bike. Press space bar to change direction. You can end a race at anytime by pressing tab or escape. But if you want to show your racing skill, how can you escape?! Go ahead and try to overcome various obstacles and get a high score. Good luck!