Thundercats lore changes forever with the introduction of another survivor of their homeworld of Thundera. One of the most endearing cartoons and toy lines of the 1980s, the Thundercats are poised to make a massive comeback, courtesy of Dynamite Entertainment. Dynamite is taking the franchise back to its roots, exploring the Thundercats first days on Third Earth. Now, in Thundercats #2, Lion-O and his team learn they are not alone.

https://screenrant.com/thundercats-lore-changes-forever-confirmation-thunderian-survivor/