Endless replayability, mod support, challenging gameplay, difficult but attainable achievements, daily runs, leaderboards, simple mechanics, unlockables, multiple endings, and crazy cheap for the amount of time you can put into it.

The Binding of Isaac: Rebirth is one of the few games that could be considered perfect and I would consider it essential for any gamer's collection.

Endless replayability, mod support, challenging gameplay, difficult but attainable achievements, daily runs, leaderboards, simple mechanics, unlockables, multiple endings, and crazy cheap for the amount of time you can put into it. The Binding of Isaac: Rebirth is one of the few games that could be considered perfect and I would consider it essential for any gamer's collection.