| Spell type | Defensive buff (green spell) |
| Requires | Earth Magic 10+ |
| Casting time | 3 seconds |
| Duration | 1 second per rank (paused until first used) |
| Enhanced mana cost | 25 mana prevents it from being dispelled |
| Special | Causes burnout (see below) |
Stoneskin is a defensive buff which gives the caster 95% immunity to physical damage. The spell lasts 1 second per rank, starting from the moment you are successfully struck by an attack that inflicts cut, stab or crush damage.
This spell causes Earth Burnout, which requires 60 seconds to recharge.