Novels like I'm The Wizard, Harry

All share Portal Fantasy / Isekai

Realms Beneath the Eternal Light Saga

4.47

Also Reincarnation and LitRPG

Peasant Farmer to Emperor Mage (Lit-RPG)

4.43

Also Strong Lead and Male Lead

Low-Fantasy Occultist Isekai

4.53

Also Supernatural and Reincarnation

A Frog Back In Water - Yu-Gi-Oh DM

4.54

Also Reincarnation and Supernatural

Nerd In the North

4.39

Also Action and Supernatural

Hocus, Pocus, Hypothesis

4.49

Also Reincarnation and LitRPG

4.46

Also Reincarnation and LitRPG

4.38

Also LitRPG and Strong Lead

Penitent (Stubbed)

4.65

Also Reincarnation and LitRPG

Like No One Ever Was (Pokemon SI)

4.51

Also Fantasy and Reincarnation

Nexus Runner (Stubbed through Ch 172)

4.30

Also LitRPG and Strong Lead

The Newbie God Is Summoning Heroes From Earth

4.32

Also Reincarnation and LitRPG