He-Man/ThunderCats defeated villains and Cringer runs into He-Man's arms thrilled his best friend is alive. The three rush back to the ship desperate to get back to Eternia before it is too late. The four Ancient Spirits of Evil have arrived on the doorstep of Castle Grayskull while Skeletor and Mumm-Ra look on. Randor has assembled an army alongside the Thundercats and the combined heroes attack the giants. Man-At-Arms, Tygra, and Panthro assemble a cannon of combined Eternian and Thundarian tech to attack the Spirits while the others buy them time. Inside the Castle the Sorceress summons the Castle's defenses to
He-Man/ThunderCats Lion-O use the orb's connection to Grayskull to teleport away. They appear in a newsroom and find themselves in a reality where He-man is based on Earth as a Superman like hero. When Mummator appears both He-Man and Lion-O grasp the orb together to use their combine will to get back to the Castle. Instead they find themselves in a reality where He-Man and Lion-O's allies have merged. Mummator takes advantage of their surprise and manages to get He-Man's Sword before Lion-O uses the orb to get them away again. As they arrive in a new reality they realize Mummator