When Launchpad says "I hate snakes! No, wait, that's someone else" he is referring to movie hero Indiana Jones.
Part of a five-episode event that launched the series.
The scene of Scrooge and El Capitan racing across a collapsing floor above molten gold features prominently toward the end of the intro theme for the series.
Is referenced in Season 3 Episode 16 of Ducktales (2017), titled "The First Adventure!" Scrooge describes the ending of this episode to Donald and Della Duck.