When Isaac's mother begins to hear the voice of God asking her to sacrifice to prove her faith, Isaac escapes to the basement, where he is to face hordes of mad enemies, lost brothers and sisters, his own fears, and, ultimately, a confrontation with his mother. Gameplay: The Combination of Isaac is a randomly generated action role-playing shooter that incorporates a large number of Roguelike elements. Players will follow in Isaac's footsteps and embark on his journey in search of bizarre treasures that will change Isaac's form, giving him superhuman abilities that will allow him to fight off hordes of mysterious creatures, discover secrets, and kill all the way to safety. The latest expansion pack for The Combination of Isaac: Rebirth contains:-Over 55 new items-Brand new chapters containing the final boss and ending-New playable characters-Greedy mode (Difficult mode)- 5 new challenges-Lots of new achievements-New bosses and other small updates-and developer tools! So you can design, edit, and play with countless mods, features, and brand new games that the community will surely eventually design… hundreds of brand new rooms! (Lots of new ultra-rare rooms)-New Victory Circle feature! (Allow the game to continue after the end)-Monster Illustrated! (Enemy collection page, record all monsters you kill in the game)- 2 new morphing! -Monthly small content updates! (Every month after launch, we'll be updating the game to include our favorite fan-made designs, monsters, items, and even challenges! -New enemies, features and new champion forms! -Brand new cutscenes and music!