Master Pen Key
First appears in Book 1: Dungeon Crawler Carl, chapter 46 (46)
Appearances
B1
B2
B3
B4
B5
B6
B7
B8
What you know
Book 1: Dungeon Crawler Carl
- Ch 46The Master Pen Key opens the kobold pit cages but breaks after one use for a non-kobold.
Key moments
- Book 1 · Ch 46The pet reward room
After the boss fight, Carl and Princess Donut find a pet reward room; Donut begs for the Mongoliensis and Carl frees it with the key.