This is the critical question. The Binding of Isaac is owned by Edmund McMillen and Nicalis. The original Flash game was sold commercially on Steam and the Humble Store.
Most "unblocked" versions are unauthorized rips. While developers rarely sue individuals for playing an embedded SWF in a classroom, distributing the game files is copyright infringement. the binding of isaac unblocked google sites exclusive
That said, many players argue that if you own The Binding of Isaac: Rebirth or the original on Steam, playing an unblocked version falls under "fair use" for personal convenience—though legally, this is untested. Proceed at your own risk. This is the critical question
Looking for a way to enjoy The Binding of Isaac during breaks or between classes? Here’s a quick, friendly post you can use to share an unblocked, Google Sites–hosted version with friends. Use responsibly and follow your school or workplace rules. Most "unblocked" versions are unauthorized rips
The Binding of Isaac — Google Sites (Unblocked)
Because The Binding of Isaac uses Flash, modern browsers have killed Flash Player (Adobe ended support in 2020). To play the "Exclusive" version, you need an emulator.