Complex sentence: A cartoon lion brought to life in 1946, he was briefly the Gentleman's sidekick, then a media star, homeless man, supervillain's pawn and recluse before becoming host of a nostalgic nightclub bearing his name in the entertainment district.
Split into simpler sentences: A cartoon lion brought to life in 1946, he was briefly the Gentleman's sidekick, then a media star. Afterwards, he was a recluse before becoming host of a nostalgic nightclub bearing his name in the entertainment district.