How to Unlock Challenge 9 in The Binding of Isaac: Rebirth
Best Answer
Unlocking Challenge 9, 'Demo Man,' in The Binding of Isaac: Rebirth is easy! Just unlock and defeat Mom’s Heart. Happy bombing!
Win gift cards by playing fun games on Playbite!
Playbite
(13.7k)
500k winners and counting...
More Answers
Isaac's Awakening
To unlock Challenge 9 in TBoI: Rebirth, beat Mom's Heart. Pretty straightforward, actually!
Knock, knock! Who's there? Challenge 9! Just defeat Mom's Heart! ;)
To unlock Challenge 9 (aka
👀 If you like The Binding of Isaac...
Diego·3 hours ago...you need to download the Playbite app!
Playbite is like an arcade in your phone: you get to play all kinds of fun and simple games, compete with friends and others, and win cool prizes from all your favorite brands!
This includes gift cards from all your favorite brands, like Amazon, Starbucks, Apple, Roblox, and many, many more!
In case you're wondering, this is how it works:
Playbite makes money from (not super annoying ads) and (totally optional) in-app purchases. The app then uses that money to reward players like you with prizes!
Download Playbite for free, available on the App Store and Play Store!
The brands referenced on this page are not sponsors of the rewards or otherwise affiliated with this company. The logos and other identifying marks attached are trademarks of and owned by each represented company and/or its affiliates. Please visit each company's website for additional terms and conditions.
People also want to know
Add an Answer