Mana Shield

Rank	Effect	Flavor
1	Doubles your natural MP regeneration.	You regenerate magic rapidly.
2	Permanently grants the spirit shield intrinsic.	When hurt, damage is shared between your health and your magic reserves.
3	At low MP, converts your HP regeneration to MP regeneration.	When low on magic, you restore magic in place of health.
Good mutation, Demonspawn mutation

History

Prior to 0.27, spirit shield was granted at the first rank, and MP regeneration at the second.