is a science fiction role-playing game (RPG) developed by Monolith Soft and published by Namco . Released in 2002 for the PlayStation 2, it is the first entry in a trilogy that explores humanity's survival thousands of years in the future. Core Gameplay Mechanics
: Battles use a "Boost" mechanic that allows players to interrupt the turn order to gain an immediate action, often critical for boss encounters. Xenosaga Episode I Der Wille Zur Macht
: The title includes extensive side content accessible through "passports," such as a collectible card game (XenoCard), a drill crane game, and a casino with slots and poker. Review: Xenosaga Episode I – Der Wille zur Macht is a science fiction role-playing game (RPG) developed