Mana Shield

[omledufromage]

Syntax: cast 'mana shield'

   A cleric of Chislev can cast this spell to surround him or herself in an
   invisible shield that absorbs physical damage at the expense of mana.
   Damage inflliced on the caster will be divided between their hp and mana
   until the spell expires of their mana is no longer able to sustain further
   reduction.

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It should be "...until the spell expires or their mana is no longer able..."

[Quino]

Also, "inflicted"