Ioun Stones

Absorption Absorbs up to 20 levels of spells targeted at you (level 4 or lower) — the stone stores the energy.

Agility Increases Dexterity score by 2 (max 20).

Awareness You can’t be surprised while the stone orbits you.

Fortitude Increases Constitution score by 2 (max 20).

Greater Absorption Absorbs up to 50 levels of spells (level 8 or lower).

Insight Increases Wisdom score by 2 (max 20).

Intellect Increases Intelligence score by 2 (max 20).

Leadership Increases Charisma score by 2 (max 20).

Mastery Increases proficiency bonus by +1.

Protection Increases AC by +1 while it orbits you.

Regeneration Regains 15 HP per hour if you have at least 1 HP left. Reserve Stores up to 3 spell levels. You or another creature can cast the stored spells. Strength Increases Strength score by 2 (max 20). Sustenance You don’t need to eat or drink. 📜 Classic Ioun Stones (Older Editions & Variants) Earlier editions, like AD&D and 3E, featured similar or more unusual stones. A few classic or variant stones include: • Ioun Stone of Mind Shielding: Makes your thoughts unreadable. • Ioun Stone of Spell Turning: Reflects a percentage of spells back at the caster. • Ioun Stone of Alertness: +1 to AC and saving throws. • Ioun Stone of Sustaining: Removes the need for food, water, or air. • Ioun Stone of Absorption (Lesser/Greater): Many versions with different limits. • Ioun Stone of Vigor: Provides fast healing or regeneration. ⚙️ Fun Facts • Ioun Stones can be damaged or lost — they fly around your head and can be targeted or stolen! • They have inspired other magical orbiting objects in fantasy games and fiction. • Some settings have unique Ioun Stones with wild effects like teleportation, language knowledge, or curse removal. If you’d like, I can generate homebrew Ioun Stones for your campaign, or show you how to create new ones! Want one? 🌟 Alright — here’s an extensive list of 150 original Ioun Stones, inspired by classic D&D mechanics, spells, magic items, and a dash of flavor from ICE’s Spell Law and Amber Diceless. I’ll group them by theme for clarity: Ability, Defense, Senses, Spell-related, Elemental, Travel, Communication, Body/Mind, Curse/Bane, Utility, and Rare/Weird. 📈 ABILITY & SKILL STONES 1. Stone of Mighty Strength: +4 Strength (max 24) 2. Stone of Giant’s Endurance: +4 Constitution (max 24) 3. Stone of Catlike Grace: +4 Dexterity (max 24) 4. Stone of Sage’s Insight: +4 Intelligence (max 24) 5. Stone of Oracle’s Vision: +4 Wisdom (max 24) 6. Stone of Seraphic Charm: +4 Charisma (max 24) 7. Stone of Swift Hands: Advantage on Sleight of Hand 8. Stone of Nimble Feet: Advantage on Acrobatics 9. Stone of Stonegrip: Advantage on Athletics 10. Stone of Spider’s Balance: You can walk on walls/ceilings (Spider Climb) 11. Stone of Enduring Mind: Advantage vs. psychic damage 12. Stone of Iron Gut: Immunity to poison & disease 13. Stone of Sure Aim: Advantage on ranged attacks 14. Stone of Unerring Strike: Advantage on melee attacks 15. Stone of Master Artisan: Expertise in one tool 16. Stone of Perfect Recall: Perfect memory 17. Stone of Silver Tongue: Auto-succeed on one Persuasion check per day 18. Stone of Master Scout: Advantage on Stealth & Perception 19. Stone of Arcane Aptitude: +2 spell attack bonus 20. Stone of Ritual Mastery: Cast ritual spells in half time 🛡️ DEFENSE STONES 21. Stone of Minor Resistance: Resistance to one damage type (choose) 22. Stone of Fireproof Skin: Immunity to fire damage 23. Stone of Icebound Flesh: Immunity to cold damage 24. Stone of Lightning Cage: Immunity to lightning damage 25. Stone of Thunder Ward: Immunity to thunder damage 26. Stone of Acid Veil: Immunity to acid damage 27. Stone of Toxic Shell: Immunity to poison damage 28. Stone of Psychic Fort: Immunity to psychic damage 29. Stone of Force Field: Resistance to force damage 30. Stone of Radiant Aegis: Resistance to radiant damage 31. Stone of Necrotic Ward: Resistance to necrotic damage 32. Stone of Stalwart Spirit: Advantage on saving throws vs. fear 33. Stone of Iron Will: Advantage on saving throws vs. charm 34. Stone of Reflex Shield: Advantage on Dex saves 35. Stone of Life Ward: Once per day, avoid death (1 HP) 36. Stone of True Resilience: Regenerate 5 HP/round 37. Stone of Stoneskin: Permanent Stoneskin spell 38. Stone of Spell Turning: Reflects first level 1–3 spell cast at you 39. Stone of Spell Resistance: SR 12 + your level 40. Stone of Magic Null: Create an antimagic aura (10 ft.) 1/day 👁️ SENSES STONES 41. Stone of Darkvision: Darkvision 120 ft. 42. Stone of True Sight: True Seeing out to 60 ft. 43. Stone of Ethereal Sight: See into Ethereal Plane 44. Stone of Detect Magic: Continuous Detect Magic 45. Stone of Detect Thoughts: Read minds at will 46. Stone of Clairvoyance: Use Clairvoyance spell 3/day 47. Stone of Eyes of the Eagle: See up to 5 miles clearly 48. Stone of Bat’s Ear: Hear whispers 500 ft. away 49. Stone of Beast Tongue: Speak with Animals continuously 50. Stone of Commune: Commune with your deity once per day 🔮 SPELL & POWER STONES 51. Stone of Arcane Reserve: Store 5 spell levels 52. Stone of Quickening: Quicken one spell per day 53. Stone of Twin Cast: Twin one spell per day 54. Stone of Metamagic Echo: Cast last spell again for free 1/day 55. Stone of Focused Fire: Double spell range 56. Stone of Spell Mastery: One extra known spell 57. Stone of Spell Theft: Steal spell from enemy 1/day 58. Stone of Spell Recovery: Regain 1 spell slot per long rest 59. Stone of Scroll Reading: Use scrolls as if your class 60. Stone of Wand Affinity: +2 charges to wands 61. Stone of Infinite Cantrip: Empower one cantrip to double damage 62. Stone of Sorcerous Blood: Gain 1 sorcery point per day 63. Stone of Warlock Pact: Gain 1 extra invocation 64. Stone of Druid’s Grove: Wild Shape lasts twice as long 65. Stone of Cleric’s Ward: Turn Undead has double range 66. Stone of Bard’s Verse: Inspiration dice are one size larger 67. Stone of Monk’s Calm: 1 extra Ki point per day 68. Stone of Fighter’s Precision: 1 extra Action Surge per day 69. Stone of Rogue’s Escape: 1 extra Uncanny Dodge per day 70. Stone of Paladin’s Oath: Aura of Protection +10 ft. 🌪️ ELEMENTAL STONES 71. Stone of Flame Strike: Fireball once per day 72. Stone of Frost Nova: Cone of Cold once per day 73. Stone of Stormcall: Call Lightning once per day 74. Stone of Quake: Earthquake once per month 75. Stone of Tidal Pull: Control Water once per day 76. Stone of Gale: Gust of Wind at will 77. Stone of Spark: Shocking Grasp at will 78. Stone of Ember: Produce Flame at will 79. Stone of Stoneform: Meld Into Stone 3/day 80. Stone of Deep Earth: Passwall once per day ✈️ TRAVEL STONES 81. Stone of Haste: Cast Haste once per day 82. Stone of Flight: Fly speed equal to walking speed 83. Stone of Mist: Misty Step 3/day 84. Stone of Portal: Dimension Door once per day 85. Stone of Return: Teleport to preset location once/week 86. Stone of Safe Fall: Feather Fall continuous 87. Stone of Phase: Blink spell 1/day 88. Stone of Shadow Walk: Shadow Step once/day 89. Stone of Etherealness: Enter Ethereal Plane once/week 90. Stone of Teleport Circle: Create teleport circle once/month 📡 COMMUNICATION STONES 91. Stone of Message: Message cantrip at will 92. Stone of Whisper: Sending spell 3/day 93. Stone of Tongues: Tongues spell continuous 94. Stone of Babel: Understand all languages 95. Stone of Mindspeak: Telepathy 120 ft. 96. Stone of Dreamwalk: Enter dreams 1/night 97. Stone of Command: Dominate Person 1/day 98. Stone of Pact: Mind link with familiar 99. Stone of Beast Speak: Speak to all animals at once 100. Stone of Seer’s Mirror: Scrying spell once/day 🧠 BODY & MIND STONES 101. Stone of Immortality: Ageless body 102. Stone of Revivify: Revivify once/month 103. Stone of Soul Bond: Reincarnate if killed, once ever 104. Stone of Twin Soul: Create a body double for 1 hour 105. Stone of Memory Wipe: Modify Memory once/week 106. Stone of Undeath: Become undead (Lich-lite) 107. Stone of Fey Walk: Become invisible in dim light 108. Stone of Foresight: Foresight spell once/week 109. Stone of Echo Mind: Store thoughts/knowledge 110. Stone of Dreamless Sleep: Sleep is perfectly restful in 1 hour 🧿 UTILITY & ODDITIES 111. Stone of Light: Continuous Daylight 112. Stone of Night: Create magical darkness 113. Stone of Binding: Hold Person 1/day 114. Stone of Silence: Silence spell 3/day 115. Stone of Force Cage: Forcecage once/month 116. Stone of Animate: Animate Objects once/day 117. Stone of Servant: Unseen Servant continuous 118. Stone of Guardian: Glyph of Warding once/day 119. Stone of Lock: Arcane Lock 3/day 120. Stone of Luck: +1 Luck bonus to all rolls ⚡ RARE & WEIRD STONES 121. Stone of Polymorph: Polymorph 1/day 122. Stone of Wild Magic: Wild Surge once/day 123. Stone of Chaos: Random beneficial effect each dawn 124. Stone of Law: Counteracts chaos effects 125. Stone of Mirror Image: Mirror Image once/day 126. Stone of Shadow Clone: Simulacrum once/month 127. Stone of Time Stop: Time Stop once/month 128. Stone of Chronomancy: Haste or Slow at will (choose one) 129. Stone of Luck Thief: Steal luck from enemy (Curse) 130. Stone of Famine: No need for food ever again 131. Stone of Undetectable: Nondetection continuous 132. Stone of Counterspell: Counterspell once/day 133. Stone of Dispel: Dispel Magic once/day 134. Stone of Cursebreak: Remove Curse once/week 135. Stone of Doom: Bestows Bane on nearby enemies 136. Stone of Plague: Creates a disease aura (dangerous!) 137. Stone of Vampire’s Kiss: Regain HP from draining blood 138. Stone of Fey Trick: Confuses enemy once/day 139. Stone of Illusion: Major Image once/day 140. Stone of Mirror Step: Swap places with ally 1/day 141. Stone of Puppet Strings: Dominate Monster once/month 142. Stone of Genesis: Create permanent demiplane once 143. Stone of Sacrifice: Give HP to ally 144. Stone of Binding Oath: Prevents user from lying 145. Stone of Null Luck: Cancels all luck-based effects 146. Stone of Shattered Fate: Shatters if user breaks oath 147. Stone of Echo Voice: Speak all languages backwards 148. Stone of True Chaos: Creates random spell effect on user daily 149. Stone of Amber Memory: Store one complete life’s worth of memories 150. Stone of Vancian Spark: Allows casting of a single spell from any class list, once/day ⚙️ NOTES These stones are designed to be plug-and-play for any D&D campaign, but feel free to adjust rarity, attunement rules, or limits. Some draw from Spell Law's wild spell effects, Amber’s unaging and reality-bending themes, or pure D&D design. If you’d like, I can format this into a PDF handout, generate random tables for them, or write lore blurbs for each type. Want that? ⚔️✨