Frozen

The Frozen debuff is a detrimental effect to a player's movement speed. The Frozen debuff can be inflicted on the player by some mob types and damages the player's movement speed by 50% for its duration.

Caused By
Some mobs in the Crypt will inflict the Frozen debuff on the player if their attacks hit, but this has a low chance of happening.

Prevented By
There is no way to counter or prevent the Frozen debuff, the player will need to wait out its duration timer and let it go.