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Build an unstoppable Viking empire through automated battles. Harvest resources, recruit Vikings, equip them with 100+ weapons and armor, and watch them dominate! Upgrade weapons endlessly, defeat legendary bosses, and unlock powerful upgrades. Your army grows stronger, even while you're offline
March 26, 2026
Regnum Idle was released on March 26, 2026.
Regnum Idle is available on PC (Microsoft Windows).
No — Regnum Idle is a single-player game.