>>58005300
Not my work, but here.
https://www.reddit.com/r/PokemonSleep/comments/1m0b61j/a_comprehensive_breakdown_of_sceptile_a_berry_mon/

>Tl;Dr-Sceptile, despite being a skills mon in mechanics, functions best if you treat it in every way like a berry specialist. It has some potential power as a late game generalist, but it has a much stronger potential if treated like a berry specialist when looking for subskills, to the point that a speed up, skill down nature is actually a net positive nature, and BFS is practically essential