This Thundercats t-shirt shows the logo that would strike fear into the Mutants of Plun-Darr. This is the logo of the brave Thunderians known as Thundercats who battled Mumm-Ra on Third Earth in one of the truly classic animated series of the 1980s. Everyone will immediately know that you are a fan when you wear this Classic Logo ThunderCats T-Shirt. Sword of Omens not included.