By the way, 【Limit • Ⅰ】 didn’t restrict the stats as it was 1/1 from original stats. The lowest level of this skill provides no change, while the highest level restricts a stat to 1/10 of it’s original value.
Why only STR? It’s because he was experimenting on how much damage a monster could deal to an ordinary human. It was also to avoid suspicion from other members if he joined a party.
…To prevent himself from carelessly changing the surrounding terrain by using an all out attack, was also one of the implications.
Since there were numerous monsters, he only fought them while searching for Hillock Herb because it was useless to hunt all of the monsters. While thinking that, he wished he had the skill to search for an item.
As he went further into the depth of the forest, he was able to find more Hillock Herbs.