Seed of Madness.

Feeling regretful upon noticing it late, Leo could only clench his fist tightly as he watched the group suffering in the distance.

Clank... Clank. (Heartless summoner, it's already ready! We only need a single thought to make the seed bloom!)

"Great, then we will wait and find the best opportunity to kill them all in one fell swoop!" Leo gritted his teeth as he spoke in a hushed tone, finally feeling slightly relieved upon hearing the confirmation of the skeletons.

Although they were still currently at level 15 (with an ability to fight beyond their level without falling into a disadvantage), their Seed of Sin skill was quite similar to his Life Fire technique!

Both ignore the levels and have certain effects on a higher life form! Not to mention that the Seed of Sin affects one consciousness!

What is consciousness? Although Leo was not clear about it, he knew that it was one of the hardest parts to protect other than the soul!

...