Season 1
Drill to Earth's Core Wiki
All 26 classes with Core prices, every layer depth and boss wall HP, full drill upgrade costs, and a 100 KM run plan — checked against the game's own unlock badges.
Quick start
New here?
Recent updates
Browse allclasses
Drill to Earth's Core Classes — All 26 Classes and Core Costs
Every Drill to Earth's Core class: Core prices from 100 for Miner up to 30,000, plus the release date of each class taken from the game's own unlock badges.
classes
Drill to Earth's Core Best Classes — Tier List (September 2026)
A ranked Drill to Earth's Core class tier list for Season 1, sorted by what each class actually fixes: drill power, survival, economy or combat.
classes
Reaper Class Guide — Soul Orbs, Soul Lantern and Level Gates
How the Reaper class works in Drill to Earth's Core: the 20% soul orb drop, the Soul Lantern at 2,500 kills, and the endless max-HP scaling that makes it a top pick.
guides
Drill to Earth's Core Beginner Guide — Your First Hour
What to do in your first hour of Drill to Earth's Core: buy Miner, learn the fuel loop, break your first boss wall, and avoid the three mistakes new players make.
guides
How to Get Cores in Drill to Earth's Core — Every Source Ranked
Every way to earn Cores in Drill to Earth's Core, with the achievement rewards, chest multipliers and boss wall payouts that actually move the number.
guides
Drill to Earth's Core Layers — Depths, Boss Wall HP and Mutations
Every layer in Drill to Earth's Core with its depth range, boss wall HP, enemies and mutations — from the Grass Layer at 0 m to the Heart of the Earth.
Explore
The essentials
Layer depths
Eleven layers from 0 m to 1,000,000 m — with the boss wall HP you need to break
Grass Layer
0 – 10,000 m · boss wall 100 – 500 HP
Clay Layer
17,000 – 24,000 m · Void Clay Wall empties your fuel
Toxic Layer
41,000 – 51,000 m · boss wall 25,000 HP
Heart of the Earth
1,000,000 m+ · boss wall 5,000,000 HP and Wolf Bat
View all
Class meta
Ranked by what each class actually fixes — drill power, survival, economy or combat
Driller 5,000 Cores — drill power and cheaper upgrades
Lucky Looter 10,000 Cores — chest and ore multiplier
Pirate 30,000 Cores — gold bars and a cannon
Reaper 10,000 Cores — soul orbs and the Soul Lantern
View all
Start your Drill to Earth's Core journey
Bookmark this wiki and check back after every game update.