The rest of the team plan a ceremony for Allura's coronation as Queen, but Lotor interrupts by attacking the Castle of Lions with an army of clones.
Plot Summary
Maahox replicates Lotor into a powerful army of clones. As the unsuspecting Voltron Force is preparing a coronation surprise party for Allura. The Lotor army launches it's attempt to take Planet Arus and destroy Voltron once and for all.
Meanwhile, Coran tries to keep the soon-to-be crowned queen, Allura busy so she won't discover her party. Lotor then learns Daniel has Haggarium running through his veins while Vince and Daniel discover they're now able to share their own powers with each other.
This is discovered when the Voltron Force finds themselves battling a returning Predator Robeast, and the Boomerang Shield is not enough. Also, realizing that he serves better in the castle's defenses, Pidge hands over the Green Lion piloting duties to Vince, leaving Keith, Lance and Hunk wondering who Daniel will eventually take over for in the future.