Secret Dungeon Portal
Spawn rate: ~1%
Trigger Condition
Random spawn during Infinite Mode
Location Hint
Can appear anywhere on the map during waves 50+
Time Limit
10 seconds to enter
Strategy
Rare portal that appears during high-wave Infinite Mode runs. Contains bonus rewards and rare materials. Keep eyes on the entire map during late waves.
Failure Cases & Reset Tips
If you miss the short entry window after victory, the portal disappears and you will need another Legend clear to roll the ~1% chance again. Reset quickly and prioritize immediate entry when the portal appears.
Related Content
Community Data
Loot drops are estimated based on community reports. Actual drop rates may vary.