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Phase Spider

Large · Monstrosity · CR 3 · Unaligned

Source. 5e 2024 Rules

14 (natural armor)

45 (7d10 + 7)

Ability Scores

Core attributes and their modifiers.

STR

DEX

CON

INT

-2

WIS

CHA

-2

Overview

Category Monsters

Size Large

Type Monstrosity

Alignment Unaligned

XP 700

Initiative Bonus +3

Movement

Walk 30 ft (9.1 m)

Swim 15 ft (4.6 m)

Climb 30 ft (9.1 m)

Crawl 15 ft (4.6 m)

Senses

Darkvision 60 ft (18.3 m)

Passive Perception 10

Saving Throws

Strength +2 Dexterity +3 Constitution +1 Intelligence -2 Wisdom +0 Charisma -2

Skills

Stealth +7

Traits

Ethereal Sight

The spider can see 60 feet into the Ethereal Plane while on the Material Plane and vice versa.

Spider Climb

The spider can climb difficult surfaces, including along ceilings, without needing to make an ability check.

Web Walker

The spider ignores movement restrictions caused by webs, and the spider knows the location of any other creature in contact with the same web.

Actions

Bite

Cost 1

+5 to hit, reach 5 ft (1.5 m). Hit: 1d10+3 piercing damage.

Melee Attack Roll: +5, reach 5 ft. 8 (1d10 + 3) Piercing damage plus 9 (2d8) Poison damage. If this damage reduces the target to 0 Hit Points, the target becomes Stable, and it has the Poisoned condition for 1 hour. While Poisoned, the target also has the Paralyzed condition.

Multiattack

Cost 1

The spider makes two Bite attacks.

Bonus Actions

Ethereal Jaunt

The spider teleports from the Material Plane to the Ethereal Plane or vice versa.

About Phase Spider

Phase Spider is a large monstrosity with a Challenge Rating of 3. It has a unaligned alignment.

In combat, this creature maintains an Armor Class of 14 and possesses 45 hit points (derived from 7d10 + 7).

GM Tips: Using Phase Spider

1 tips available

When using Phase Spider in your D&D 5e campaign, consider these tactical approaches:

Climbing Advantage: This creature can climb at 30 ft. It can use walls and ceilings for tactical positioning. Consider using 'Spider Climb' negation or fighting in open areas without vertical surfaces.

Player Guide: Facing Phase Spider

1 strategies available

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

Climbing Defense: This creature can climb at 30 ft! It can use walls and ceilings for surprise attacks. Fight in open areas without vertical surfaces. 'Spider Climb' negation spells can help.

Encounter Building Calculator

Standard Party Encounter (4-5 characters):

This creature is a medium encounter for a party of 4 characters of level 3.

Solo Encounter:

A single character of level 5 (up to level 20) can face this creature in a medium to hard encounter.

Experience Point Thresholds:

Medium: 1,200 XP
Hard: 1,800 XP
Deadly: 2,400 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 Phase Spider?: Phase Spider has a Challenge Rating of 3, making it appropriate for parties of level 3.0.
What type of creature is Phase Spider?: Phase Spider is a Large Monstrosity, which affects how certain spells and abilities interact with it.