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: A competitive mode where players across the world compete on the same seed for the high score on dedicated leaderboards.
One of the most significant additions in Afterbirth is . This new game mode shifts the focus from exploration to combat and resource management. Players face waves of enemies in a single room to earn coins, which are then spent in a specialized shop to power up for a final showdown against the formidable new boss, Ultra Greed. Expanded Content and Synergy
: Including new transformations and complex weapon synergies that can completely change how Isaac attacks.