UNOFFICIAL FAN WIKIDALTON’S DINOS · VISITOR SURVIVAL GUIDE
TERRIBLE LIZARDSTHE UNOFFICIAL FIELD GUIDE
THE COMPLETIONIST’S FIELD NOTES

Achievement Guide

Track all 15 Terrible Lizards Steam achievements, from your first step into Dalton’s Dinos to the final escape. Save your checklist in this browser.

UNOFFICIAL FAN WIKIUPDATED 01 NOV 2026PC · XBOX · PS5

15 Steam achievements. Names and unlock descriptions are checked against the Steam achievement list. Route tips and missability have not been tested in-game by this wiki. Reveal story details only when you’re ready.

Your progress

0 / 15 checked

Saved in this browser. Export a backup before switching devices.

Before a completion run

Use the collectible route alongside this list. Read notes, watch tapes and explore side paths before moving into a chase. A tick records your manual progress; it does not check your Steam, Xbox or PlayStation account.

Show endgame achievement advice · spoilers

Keep the final escape achievements for the end of your route. The campaign’s last sequence is covered in the Level 4 guide. No separate secret ending is confirmed here.

Steam achievement list ↗ · Collectible route →

Find your way out.

All door codesDoor, basement, security & box officeWalkthroughYour route through all four levelsCollectiblesKeep track of every discoveryAchievementsA checklist for your completion runDinosaurs & bossesKnow what is hunting youStory & endingUnpack the secrets beneath the parkCharacters & castMeet the voices behind the parkHow long to beatPlaytime, chapters & planning your runDead by DaylightCrossover and code statusSteam DeckCompatibility and testing statusMore games like thisYour next trip into the darkBrontosaurusBrontosaurus is the creature associated with the opening chases and the later cavern arena.AllosaurusThe Allosaurus makes the freight yard and four-fuse routes dangerous.Dilophosaurus HybridThe development team describes the Hybrid as a Dilophosaurus–human concept.BenjiBenji is the Brontosaurus member of the attraction’s Paleo Pals.DennisDennis is the Dilophosaurus mascot. The name is also used in community discussions of the Hybrid, which can make guides confusing.Level 1: The AttractionMuseum, theater, exhibits and gift shopLevel 2: Digsite & CavesGenerators, tower, bunker and the dynamite arenaLevel 3: Rail TunnelsFreight yard, train tunnels and the four-fuse cavernLevel 4: The FinaleThe last climb, the Hybrid and the crew liftEmployees-only door · 9216Main reception / box officeGift shop basement · 1903Gift shopForeman’s tower office · 0451Digsite towerWorksite door · 7652DigsiteBunker gate · 0978Caverns / broken liftElevator-shaft keypad · 1677Caverns liftSafe-house dynamite locker · 0180Safe house

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