Goal: to estimate Overlord’s M. Atk. influence on debuff success ( Lv. 15 Seal of Binding was taken as an example). Attacker: 70 lvl Overlord Target: 70 lvl Hames Orc Foot Soldier 70 lvl Overlord was using Lv. 15 Seal of Binding on the group of 70 lvl Hames Orc Foot Soldier. Each group contained 10 monsters. The skill Seal of Binding was used on the group only once, then these monsters was killed and a new group was summoned. To increase Overlord’s M. Atk. two weapons were used: Staff of Life (D-Grade) and Spell Breaker (B-Grade). The results are stated below: Summary: As it can be seen from the result, Overlord’s M. Atk. increase also enhances Seal of Binding skill land rate.