Becoming an adventurer by copying monster abilities

[Pseudo-D&D][Fantasy Adventure][Lighthearted] Three essential elements to becoming an adventurer: 1. Don't team up with strangers; 2. Even if you team up, don't entrust your back to your teammates; 3. Sometimes, escaping only requires being faster than your teammates. Three essential elements to becoming an excellent adventurer: 1. Exceptional abilities; 2. Decent equipment; 3. Caution in avoiding unnecessary risks. The sole element to becoming a legendary adventurer: Become a legend. ... Luca transmigrates to a world of swords and magic, discovering he can see his stats and abilities. A talent called "Miracle Fantasy" allows him to acquire combat skills and feats from various monsters. When asked how he quickly rose from a low-level adventurer to a legend, Luca doesn't answer, but closes his eyes: "Now, it's fantasy time!"