Magic Resistance in Heroes 4

Basic Magic Resistance gives the hero the ability to resist hostile spells 30% of the time.

Advanced Magic Resistance gives the hero the ability to resist hostile spells 50% of the time.

Expert Magic Resistance gives the hero the ability to resist hostile spells 70% of the time.

Master Magic Resistance gives the hero the ability to resist hostile spells 80% of the time.

Grandmaster Magic Resistance gives the hero the ability to resist hostile spells 100% of the time.