Units

Juvenile Tyrannosaurus

Wave 31 purple-header dinosaur. HP 1.1K, DMG 90, SPD 15, price $226. First purple card. Confirm costs, drop rates, and unlocks in the live Build a Dino Defense 🦖 experience.

Juvenile Tyrannosaurus

Dino Index stats, boss waves, one filmed shop restock, and Royal Egg rates for Build a Dino Defense on Roblox.

What is Juvenile Tyrannosaurus?

Juvenile Tyrannosaurus is the first purple-header card, DINO - WAVE 31. The pills are HP 1.1K, DMG 90, SPD 15, and $226. The HP pill says 1.1K, which is 1,100, not 11,000. The card does not show a level bar.

Published facts

Juvenile Tyrannosaurus facts
FactValue
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How do you get Juvenile Tyrannosaurus?

Dino Index at wave 31 for $226.

How do you use Juvenile Tyrannosaurus?

This is the first big price jump. DMG 90 is a real step up from the blue cap of 44. If $226 is tight, Allosaurus and Ankylosaurus at $92 are the next two cards, and Ankylosaurus has more damage.

FAQ

Build a Dino Defense 🦖 roster questions

Does the shop keep the same items?

No. Dino Shop and Elite Traps both show a New items in timer. Prices on this site for Bone Mender, Pterodactyl Perch, Tar Pit, Spine Roller, and Salvage Crane come from one restock filmed on 27 September 2026. Read the live row before you spend.

What is Build a Dino Defense?

It is a Roblox tower defense game by Big Chomp Games. You place traps and turrets, fight waves of dinosaurs, earn cash for every dinosaur you stop, and keep the egg alive. The Dino Index holds 33 dinosaur cards, and boss cards continue on a separate tab.

What should I buy first?

Compsognathus. The card says DINO - WAVE 1, HP 20, DMG 4, SPD 26, and $6. Open Dinos on the left rail and buy it before you open the timer shop.

Who is the first boss?

The first red boss card is Titanhorn at wave 10: HP 6K, DMG 90, SPD 3.5, $900. The Roblox badge Trike Titan says Topple the Trike Titan. That badge name is not printed on the wave 10 card.

Are there Build a Dino Defense codes?

No code string was printed in the official description on a 29 September 2026 reading, and the recorded HUD had Shop, Fight or Stop, Base, 1x, Abilities, Shop, and Dinos. There was no Codes button in that layout. This site does not list a code until one is actually printed.

How do I read a dino card?

The header is the name plus DINO, MINI BOSS, or BOSS, and the wave. Under the portrait, left to right, the pills are red HP, orange DMG, blue SPD, and a green dollar price. CLAIMED means you already own that card. The header color is not the same thing as the green price pill.