What is Netflix's 'The Cuphead Show!' and why are people freaking out?

Non-gamers may not be familiar with these two sentient cups, but they’re about to go mainstream. "That's right folks," streaming giant Netflix hyped Tuesday in a retro-phrased tweet, "Cuphead and Mugman are on their way to Netflix with The Cuphead Show!"

The Cuphead Show Season 2 Everything We Know

Mugman SCREAMS for Ice Cream 😱 THE CUPHEAD SHOW!

Watch The Cuphead Show!

Jailbreak!, The Cuphead Show!, Clip

I already finished The Cuphead Show and it's still morning. I rlly

Best Hilarious Cuphead & Mugman Moments 😂 The Cuphead Show

The Cuphead Show: Cuphead's 7 Biggest Failures

THE CUPHEAD SHOW!, Part 3 - Official Clip

What is Netflix's 'The Cuphead Show!' and why are people freaking out?