Mounting Frustration is a level 4 toggle skill in AION Retail 4.9. The Rider learns it at level 28.
Learned by
| Class | Faction | Character level | Skill level |
|---|---|---|---|
| Rider | Both factions | 28 | 1 |
Effect
- Enmity boost
- +16%
Across eras
| Retail 4.8 | Retail 4.9 | Retail 5.8 | |
|---|---|---|---|
| Type | Lv 4, Toggle, Magical | Lv 4, Toggle, Magical | Lv 4, Toggle, Magical |