As an additional cost to play Head Slam, put up to 5 damage on Onyxia. Onyxia deals that amount of melee damage to each opposing ally.
| Detail | Value |
|---|---|
| Card type | Ability |
| Type details | Ability |
| Component | Raid Deck |
| Component card number | 17 |
| Cost | 2 |
| Artist | Mauro Cascioli |