Eldertree

This ancient, colossal lumber possesses sentience and immense magical power. Ships constructed from Eldertree have a mind of their own and can navigate treacherous waters without a crew. Weapons made from Eldertree can tap into the vast wisdom and arcane energies of the tree, unleashing devastating spells or abilities.
Used in Weapons Allows the wielder to cast a 5th-level spell from the weapon once per long rest.
Used in Armor Grants advantage on all saving throws against spells and magical effects.
Used in Spell Focus Increases the DC of spells cast through the focus by 2 and grants advantage on concentration saving throws.
Used in Vehicles Bestows the ship with sentience and the ability to navigate itself, making it capable of autonomous sailing and avoiding hazards.

Properties

Geology & Geography

Rare and hidden in ancient forests or within realms of powerful fey or magical beings.

History & Usage

Byproducts & Sideproducts

Eldertree Bow: Damage: 1d12 piercing. Additional Effect: Once per long rest, the bow can tap into the immense magical power of the Eldertree. On a hit, the arrow unleashes a devastating spell effect, dealing an additional 4d6 damage of a type matching the player's choice (fire, lightning, cold, etc.).

Hazards

Eldertree Guardian:
Worldshaper (CR 25) AC: 26 (Natural Armor) HP: 600 (30d12 + 420) Speed: 60 ft.
STR: 30 (+10) DEX: 18 (+4) CON: 28 (+9) INT: 24 (+7) WIS: 26 (+8) CHA: 24 (+7)
Saving Throws: Str +18, Con +17, Int +15, Wis +16 Damage Resistances: Bludgeoning, Piercing, and Slashing from Nonmagical Attacks Damage Immunities: Psychic; Condition Immunities: Charmed, Exhaustion, Frightened Senses: Truesight 120 ft., passive Perception 18 Languages: Common, Sylvan, Druidic Challenge: 25 (75,000 XP)
Abilities:
Legendary Resistance (3/Day): If the Worldshaper fails a saving throw, it can choose to succeed instead. Innate Spellcasting: The Worldshaper's spellcasting ability is Wisdom. It can innately cast the following spells, requiring no material components: At will: Control Weather, Pass without Trace 3/day each: Transport via Plants, Tree Stride, Earthquake, Sunburst 1/day: Control Winds
Actions:
Multiattack: The Worldshaper makes two slam attacks. Slam: Melee Weapon Attack, +18 to hit, reach 15 ft., one target. Hit: 35 (4d10 + 10) bludgeoning damage.

Type

Wood

Odor

A mix of ancient wisdom and mystic energies.

Taste

Poisonous if consumed even to those immune to poison

Color

Varied, reflecting the tree's rich history and experiences.

Density

Varies based on the Eldertree's chosen form.