ThunderCats: Tomb of Mumm-Ra

ThunderCats: Tomb of Mumm-Ra was a Macromedia Shockwave Toonami game that was available to play on cartoonnetwork.com beginning in 1999. The game is no longer available at cartoonnetwork.com, but has been archived by fans.

Plot
In this 5-level platform game the player must help Lion-O escape and rescue his fellow Thundercats from Mumm-ra’s clutches. Lion-O must avoid mummies, while climbing ladders to grab the keys that will release his fellow ThunderCats from being Mumm-Ra's prisoners. If Lion-O is touched by a mummy the player loses the game.