Chapter 1 - later

Pokemon: Making pokemon stronger through happiness

DxD: In Hentai World Starting With Talent Extraction System

Honkai: Is This Still the Previous Era?

Longevity in Naruto

Hunter x Hunter: My Nen Ability Is Zanpakutō

reborn as naruto:

Reborn In Mahouka As Yotsuba Maya's Son

Douluo: Look at My Diary, They’re Went Crazy