Many Basic Weakness are all about dealing you damage/horror. (The longer it stays, or each time it came back.) The mask gives both and which are very useful if you are in some trouble that makes you can't fix the weakness in the first place. In longer fights over multiple rounds, my friend even keep the slip damage/horror weakness going so he always have an offering ready.
- Hypochondria : (2 copies to randomized into.)
- Psychosis : (2 copies to randomized into.)
- Internal Injury : (2 copies to randomized into.)
- Chronophobia : (2 copies to randomized into.)
- Self-Destructive
- Atychiphobia
- Dendromorphosis
- Kleptomania
- Vow of Drzytelech, Maimed Hand, The Silver Moth, Back Injury : Take damage/horror with the postpone option.
- Pay Your Due (Rogue only), Quantum Paradox (Seeker only).
Or, for some relief from various signature weaknesses :
- Agnes Baker : Dark Memory.
- Wendy Adams : Abandoned and Alone.
- Jim Culver : Final Rhapsody.
- Calvin Wright : Voice of the Messenger.
- Patrice Hathaway : Watcher from Another Dimension.
- Bob Jenkins : Greed.
- Darrell Simmons : Ruined Film.
- Hank Samson : "Where's Pa?".
- Stella Clark : Called by the Mists.
Simply making a mistake on Retaliate or Alert enemy would give you back some treats. It also replenishes repeatedly after getting attacked multiple times by Swarming enemy. And there are countless location and attachment treachery effects that deal you end of turn / end of round damage or horror.
This card is just so universal. Take a look at how much more limited Bangle of Jinxes was. Only enemy attack (big constraint since enemy attack hits too hard), take an accessory slot, 1 XP, higher cost, get start with only 1 charge. All in exchange of able to boost the other two stats and accumulate unlimited charges.