Complex sentence: Launchpad McQuack is a fictional character created by the Walt Disney Company who first appeared as Scrooge McDuck's pilot on "DuckTales" and later in the series "Darkwing Duck" as Darkwing's sidekick.
Split into simpler sentences: Launchpad McQuack is a fictional character created by the Walt Disney Company who first appeared as Scrooge McDuck's pilot in the "DuckTales" cartoon series. He later appeared in the spin-off series "Darkwing Duck" as Darkwing's sidekick.