Voltron: The Third Dimension

Season 1, Episode 3

Episode Title: Building the Forces of Doom

Air Date: 1998-10-03

Overview:

Lotor holds a phony peace summit with Zarkon and Keith, with Lance secretly coming along. Lotor uses a crystal Haggar gave him to enter the Dream Dimension. Lance pursues and finds Haggar has been looking after Castle Doom all this time.