| Spell type | Defensive buff (green spell) |
| Requires | Earth Magic 1+ or Earthborn Adept |
| Enhanced by | Earthborn Adept counts as 5 ranks |
| Casting time | 3 seconds |
| Duration | 20 seconds (modified by green magic) + 10 per rank |
| Enhanced mana cost | 50 mana doubles bonus and makes duration permanent |
Giant Growth is a defensive buff which increases the Size of the caster by +1 per 10 ranks, or +1 per 5 ranks when enhanced. This bonus is rounded up.