Play Tunnel Mania Online Game. One of many Reaction time Games to play online on your web browser for free at KBH Games. Tunnel Mania is also a cross-platform game that be played on a mobile phone, tablet, and computer. Tagged as 2 Player Games, Avoid Games, Reaction Time Games, Run Games, Skill Games, and Tunnel Games. Upvoted by 132 players. Other games you might like are Two Tunnel 3D and Tic Tac Toe Mania. No download or installation needed to play this free game. Hope this game brings a little joy into your daily life.