AC 13 (natural armor)
HP 126 (11d12 + 55; bloodied 63)
Speed 50 ft.
Proficiency +3; Maneuver DC 17
Senses passive Perception 11
Languages —
ACTIONS
Multiattack. The tyrannosaurus makes a bite attack and a tail attack against two different targets.
Bite. Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 25 (3d12 + 6) piercing damage. If the target is a creature, it is grappled (escape DC 17). Until this grapple ends, the tyrannosaurus can’t bite a different creature and it has advantage on bite attacks against the grappled creature.
Tail. Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 19 (3d8 + 6) bludgeoning damage.
Legends and Lore
With a History or Nature check, characters can learn the following:
DC 10 Dinosaurs are mighty lizards common in some warm parts of the world.
DC 15 Dinosaurs can be trained, and their eggs are worth a fortune.
The tyrannosaurus rex is the biggest and fiercest of the known dinosaur predators. The tyrannosaurus grasps prey in its powerful jaws, biting through armor and bone.
Predator Behavior
1 Chasing herbivores or people
2 Feasting on a kill
3 Hungry; chases and attacks on sight
4 In a cave lair filled with remains of old victims
Herbivore Behavior
1 Grazing; flees or stampedes if approached
2 With an egg or baby; defends it fiercely
3 Charges any who approach
4 Migrating to new grazing lands
5 Stuck in a tar pit or bog
6 Wearing a saddle
1 Half-devoured corpse of a large herbivore dinosaur
2 Huge reptilian footprints
3 Distant thumps, like a giant’s footsteps
4 A distant trumpeting roar
5 A giant mound of excrement
6 Trees snapped by immense force. DC 12 Survival check: Nearby dinosaur tracks
Dinosaurs still exist on remote islands and plateaus and in hot climates.
CR 0–2 Plesiosaurus ; 1 to 3 pteranodons ; 1 or 2 raptors
CR 3–4 Allosaurus ; ankylosaurus ; 3 or 4 raptors
CR 5–10 2 or 3 allosauruses ; diplodocus ; 1 or 2 triceratops ; tyrannosaurus rex
CR 11–15 4 or 5 ankylosauruses ; 2 diplodocuses ; 3 triceratops
Beasts are natural animals whose existence and abilities are nonmagical. A bear and a tyrannosaurus rex are both beasts.