REC SEP 19 1992 · ROUTE 66, NM
Terrible Lizards Wiki & Guide
A sourced, unofficial guide to WDR Studios' first-person horror parkour game. Walkthrough, every keypad code, all 15 achievements, amber and New Game Plus, the dinosaurs — and fixes for launch-week crashes.
Not affiliated with WDR Studios. Get the game on Steam ↗
What players are looking up
Built from real search and Steam forum questions in launch week — not a guess at what might be useful.
Walkthrough
Route through every level, from the museum lobby to the crew lift — objectives, puzzles and chases.
Open guide → 02Codes
Reception 9216, basement 1903, foreman 0451 and the rest — with where each clue is found.
Open guide → 03Achievements
All 15 achievements with live Steam unlock rates, missable notes and the PS5 platinum.
Open guide → 04Collectibles
Amber, audio tapes, notes and stuffed animals — what each unlocks, plus New Game Plus modifiers.
Open guide →Four levels down
The game descends from a sunny roadside museum into places visitors were never meant to see. Level names here are our short labels; unlock rates are Steam global stats from Oct 31.
- LEVEL 1
Surface Dalton's Dinos Lobby, theater, exhibits, Dilo Dash, gift shop and basement. Ends with the first Brontosaurus chase. “Welcome to the Underground” · 73.3% of Steam players - LEVEL 2
Underground The digsites Generators, foreman's tower, flooded caverns, the elevator shaft, gondola and the dynamite arena. “That's DINO-mite!” · 41.9% of Steam players - LEVEL 3
Deeper Rail & freight caverns Train tunnels and Allosaurus hunts, freight wall-runs and the four-fuse rail panel. “Slime-o-saurus” · 18.9% of Steam players - LEVEL 4
Deepest The deep Blue caverns, the crew lift camp and the climb back to the surface. One ending. “Finally” · 14.4% of Steam players
The terrible lizards
No weapons. You outrun all three. Full creature file →
Brontosaurus
So big it was the hardest to make work as roaming AI. Hunts you through the gift shop and the digsites.
Creature file →Allosaurus
The developers' own favourite: "cool and lethal". Stalks the train tunnels and rail caverns.
Creature file →Dilophosaurus Hybrid
A Dilophosaurus–human hybrid designed with RJ Palmer; its ribcage borrows from coral skeletons.
Creature file →Official launch trailer
Embedded from the official WDR Studios YouTube channel. Loads only when you press play.
Quick answers
- Is Terrible Lizards multiplayer?No. It is single-player only on every platform.
- How long is it?About 6–10 hours, per the lead developer.
- How many endings?One main ending; unlocks New Game Plus.
- Is it on Game Pass?Yes, day one on Xbox Game Pass (console and PC).
- What is the basement code?1903 — it is also shown at the keypad.
Everything else
Beginner guide
Movement set, chase and hunt tips, the hints toggle and the settings worth changing first.
Open →How long to beat
The developer's 6–10 hour figure, what stretches it, and what a 100% run adds on top.
Open →Platforms & price
PC, Xbox Series (Game Pass day one) and PS5, $24.99, demo, Switch 2 status, requirements and multiplayer.
Open →DBD rewards
How to unlock and redeem the charm, banner and badge codes for Dead by Daylight.
Open →Crash fixes
Fatal errors, levels not loading, soft-locks and low-VRAM crashes — official fixes and patch 1.0.9.
Open →FAQ
Multiplayer, endings, length, price, platforms, engine and more — one line each, with the source.
Open →How this wiki stays honest
Every fact carries a label that links to where it came from, so you can check it yourself. Player-written routes are marked as such; where guides disagree, we say so instead of picking one silently.
- Official Steam, console stores, Behaviour support
- Dev WDR Studios news, Q&As and patch notes
- Press published reviews
- Community walkthroughs and forum reports
LAST CHECK 2026-10-31 · GAME v1.0.9 · METHOD & CORRECTIONS →