: Added alternate floor versions like The Cellar (Basement alt) and Catacombs (Caves alt), which feature tougher monsters and different layouts.
The DLC introduced a substantial volume of content that altered the core gameplay loop: binding-of-isaac-wrath-of-the-lamb
: Added over 100 new items, including "Trinkets"—passive items like the Polaroid or Curved Horn that are held in a separate slot and provide unique buffs. : Added alternate floor versions like The Cellar
: Added a final, secret chapter accessible after defeating Isaac, serving as the ultimate endgame challenge of the original version. The Eternal Edition secret chapter accessible after defeating Isaac
: A high-difficulty hard mode featuring "Eternal" variants of bosses that have significantly more HP and complex attack patterns.