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Young Spinosaurus

Huge · Beast · CR 5 · Unaligned

Source. Tome of Beasts 1 (2023 Edition)

14 (natural armor)

105 (10d12 + 40)

Ability Scores

Core attributes and their modifiers.

STR

DEX

CON

INT

-4

WIS

CHA

-1

Overview

Category Monsters

Size Huge

Type Beast

Alignment Unaligned

XP 1800

Initiative Bonus +0

Movement

Walk 30 ft (9.1 m)

Swim 15 ft (4.6 m)

Climb 15 ft (4.6 m)

Crawl 15 ft (4.6 m)

Senses

Passive Perception 13

Skills

Perception +3

Traits

Hold Breath

The spinosaurus can hold its breath for 1 hour.

Reptilian Affinity

The spinosaurus never willingly attacks a reptilian Humanoid, such as a lizardfolk or dragonborn, unless attacked first. If magically forced to attack such a creature, the spinosaurus has disadvantage on attack rolls against it. This trait doesn’t function if the spinosaurus’s rider or tamer directs it to attack.

Actions

Bite

+8 to hit, reach 10 ft (3 m). Hit: 3d12+5 piercing damage.

Melee Weapon Attack: +8 to hit, reach 10 ft., one target. Hit: 24 (3d12 + 5) piercing damage. If the target is a Medium or smaller creature, it is grappled (escape DC 15). Until this grapple ends, the target is restrained, and the spinosaurus can't Bite another target.

Claw

+8 to hit, reach 5 ft (1.5 m). Hit: 3d6+5 slashing damage.

Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 15 (3d6 + 5) slashing damage.

Multiattack

The spinosaurus makes one Bite attack and one Claw attack.

About Young Spinosaurus

Young Spinosaurus is a huge beast with a Challenge Rating of 5. It has a unaligned alignment.

In combat, this creature maintains an Armor Class of 14 and possesses 105 hit points (derived from 10d12 + 40).

GM Tips: Using Young Spinosaurus

2 tips available

When using Young Spinosaurus in your D&D 5e campaign, consider these tactical approaches:

Significant Threat: Challenging for parties of levels 5-10
Epic Potential: Consider legendary actions for memorable battles

Player Guide: Facing Young Spinosaurus

2 strategies available

When your party encounters this creature, keep these strategies in mind:

Significant Threat: Prepare spells and resources
Team Coordination: Coordinate attacks and defenses

Encounter Building Calculator

Standard Party Encounter (4-5 characters):

This creature is a medium encounter for a party of 4 characters of level 5.

Solo Encounter:

A single character of level 7 (up to level 20) can face this creature in a medium to hard encounter.

Experience Point Thresholds:

Medium: 3,000 XP
Hard: 4,500 XP
Deadly: 6,000 XP

Based on D&D 5e Dungeon Master's Guide encounter building guidelines. CR roughly equals party level for medium encounters.

Frequently Asked Questions

What is the challenge rating of Young Spinosaurus?: Young Spinosaurus has a Challenge Rating of 5, making it appropriate for parties of level 5.0.
What type of creature is Young Spinosaurus?: Young Spinosaurus is a Huge Beast, which affects how certain spells and abilities interact with it.