Creature Reference Back to Creatures

Giant Octopus

Large · Beast · CR 1 · Unaligned

Source. 5e 2024 Rules

11 (natural armor)

45 (7d10 + 7)

Ability Scores

Core attributes and their modifiers.

STR

DEX

CON

INT

-3

WIS

CHA

-3

Overview

Category Animals

Size Large

Type Beast

Alignment Unaligned

XP 200

Initiative Bonus +1

Movement

Walk 10 ft (3 m)

Swim 60 ft (18.3 m)

Climb 5 ft (1.5 m)

Crawl 5 ft (1.5 m)

Senses

Darkvision 60 ft (18.3 m)

Passive Perception 14

Saving Throws

Strength +3 Dexterity +1 Constitution +1 Intelligence -3 Wisdom +0 Charisma -3

Skills

Perception +4 Stealth +5

Traits

Water Breathing

The octopus can breathe only underwater. It can hold its breath for 1 hour outside water.

Actions

Tentacles

Cost 1

+5 to hit, reach 10 ft (3 m). Hit: 2d6+3 bludgeoning damage.

Melee Attack Roll: +5, reach 10 ft. 10 (2d6 + 3) Bludgeoning damage. If the target is a Medium or smaller creature, it has the Grappled condition (escape DC 13) from all eight tentacles. While Grappled, the target has the Restrained condition.

Reactions

Ink Cloud

1/day

Trigger: The octopus takes damage while underwater. Response: The octopus releases ink that fills a 10-foot Cube centered on itself, and the octopus moves up to its Swim Speed. The Cube is Heavily Obscured for 1 minute or until a strong current or similar effect disperses the ink.

About Giant Octopus

Giant Octopus is a large beast with a Challenge Rating of 1. It has a unaligned alignment.

In combat, this creature maintains an Armor Class of 11 and possesses 45 hit points (derived from 7d10 + 7).

GM Tips: Using Giant Octopus

1 tips available

When using Giant Octopus in your D&D 5e campaign, consider these tactical approaches:

Aquatic Combat: This creature can swim at 60 ft. It has advantage in water environments. Consider fighting on land or using water-based spells against it.

Player Guide: Facing Giant Octopus

1 strategies available

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

Aquatic Combat Defense: This creature can swim at 60 ft! It has advantage in water. Fight on land if possible. Use 'Control Water' or drain water sources to limit its mobility.

Encounter Building Calculator

Standard Party Encounter (4-5 characters):

This creature is a medium encounter for a party of 4 characters of level 1.

Solo Encounter:

A single character of level 3 (up to level 20) can face this creature in a medium to hard encounter.

Experience Point Thresholds:

Medium: 200 XP
Hard: 300 XP
Deadly: 400 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 Giant Octopus?: Giant Octopus has a Challenge Rating of 1, making it appropriate for parties of level 1.0.
What type of creature is Giant Octopus?: Giant Octopus is a Large Beast, which affects how certain spells and abilities interact with it.