Novels like Underkeeper

All share Strategy, High Fantasy and Progression

Gifted
4.75
The Last Orellen
4.77
Thousandth Death's the Charm
4.54
The Hundred Reigns
4.76
RE: Deity - The Breath of Creation -
4.69
Wander West, in Shadow (Rough Draft)
4.66
Engineering, Magic, and Kitsune
4.67
Valkyrie's Shadow
4.69
The Cursed Legion: Iron Throne Series - A Roman Skill Merger LitRPG
4.62
The God's Gauntlet: A Multi-Dimensional Scavenger Hunt
4.48
Chronicles of an Isekai'd Legion: For the Glory of Rome
4.67
Hope
4.66