By GamGem ResearchLast updated 18 Oct 2026
Basic · Summoner's Rift
Ruby Crystal — the 400-Gold Health Component
400gold
Increases Health
Ruby Crystal is 400 gold for 150 Health — the basic Health item, with stats worth exactly its price. It feeds 20 recipes, from components such as Giant's Belt, Kindlegem, Phage and Catalyst of Aeons to finished items like Sunfire Aegis, Thornmail, Sterak's Gage and Spear of Shojin. Supports held 42.8% of the crystals in 37,714 games, top laners 27.9%.
What it grants
- 150 Health
Passives
Stats only — this item has no passive. See the shop for items that do.
Ruby Crystal at a glance
Ruby Crystal is a basic item on Summoner's Rift that costs 400 gold: bought outright, with no components. It grants 150 Health. It builds into 20 items: Dead Man's Plate, Giant's Belt, Sunfire Aegis, Tunneler, Haunting Guise, Kindlegem, Spectre's Cowl, Unending Despair, Whispering Circlet, Phage, Sterak's Gage, Winged Moonplate, Thornmail, Hextech Rocketbelt, Spear of Shojin, Crystalline Bracer, Catalyst of Aeons, Force of Nature, Bami's Cinder and Iceborn Gauntlet. Priced by its stat block alone, it returns 100.0% of its cost in stats.
Build path
Builds from
Nothing — this item is bought whole.
Combine cost
400
The full 400 is paid at once.
How it performed
- Pick rate
- 5.8%
- Win rate
- 46.7%
- Completion
- Not counted
- Inventory slot
- 5
- Games
- 37,714
- Δ this patch
- Not counted
patch 26.18 · Ranked Solo/Duo · Master+ · EUW · KR · NA · 65,406 matches counted
Who buys it
- Top27.9%
- Jungle19.2%
- Mid5.2%
- Bot4.9%
- Support42.8%
Reach for it when
- Survive burst
Gold efficiency
100.0%400 gold of stats for 400
The stat block only — the passive is not priced.
36th of 76 items Riot tags Health, by this measure. Nearest: Unending Despair 100.6%, Protoplasm Harness level with it, Riftmaker 99.5%, Hextech Rocketbelt 99.4%.
- 150 Health · 2.67g each, from Ruby Crystal
- 400g
What Ruby Crystal builds into, in full
Bami's Cinder 900 gold
Recipe: Ruby Crystal and Glowing Mote plus 250 gold. Grants 150 Health and 5 Ability Haste. Passive: Immolate.
Catalyst of Aeons 1,300 gold
Recipe: Ruby Crystal, Ruby Crystal and Sapphire Crystal plus 200 gold. Grants 300 Health and 375 Mana. Passive: Eternity.
Crystalline Bracer 800 gold
Recipe: Ruby Crystal and Rejuvenation Bead plus 100 gold. Grants 200 Health and 100% Base Health Regen.
Dead Man's Plate 2,900 gold
Recipe: Winged Moonplate, Ruby Crystal and Chain Vest plus 900 gold. Grants 350 Health, 55 Armor and 4% Move Speed. Passive: Shipwrecker, Unsinkable.
Force of Nature 2,800 gold
Recipe: Negatron Cloak, Ruby Crystal and Winged Moonplate plus 750 gold. Grants 400 Health, 55 Magic Resist and 4% Move Speed. Passive: Steadfast.
Giant's Belt 900 gold
Recipe: Ruby Crystal plus 500 gold. Grants 350 Health.
Haunting Guise 1,300 gold
Recipe: Amplifying Tome and Ruby Crystal plus 500 gold. Grants 30 Ability Power and 200 Health. Passive: Madness.
Hextech Rocketbelt 2,650 gold
Recipe: Hextech Alternator, Kindlegem and Ruby Crystal plus 350 gold. Grants 60 Ability Power, 350 Health and 10 Ability Haste.
Iceborn Gauntlet 2,900 gold
Recipe: Sheen, Ruby Crystal and Chain Vest plus 800 gold. Grants 300 Health, 50 Armor and 15 Ability Haste. Passive: Spellblade.
Kindlegem 800 gold
Recipe: Ruby Crystal and Glowing Mote plus 150 gold. Grants 200 Health and 10 Ability Haste.
Phage 1,100 gold
Recipe: Ruby Crystal and Long Sword plus 350 gold. Grants 15 Attack Damage and 200 Health. Passive: Rage.
Spear of Shojin 3,100 gold
Recipe: Pickaxe, Tunneler and Ruby Crystal plus 675 gold. Grants 45 Attack Damage and 450 Health. Passive: Dragonforce, Focused Will.
Spectre's Cowl 1,250 gold
Recipe: Ruby Crystal, Null-Magic Mantle and Rejuvenation Bead plus 150 gold. Grants 200 Health, 35 Magic Resist and 100% Base Health Regen.
Sterak's Gage 3,200 gold
Recipe: Pickaxe, Tunneler and Ruby Crystal plus 775 gold. Grants 400 Health and 20% Tenacity. Passive: The Claws that Catch, Lifeline.
Sunfire Aegis 2,800 gold
Recipe: Bami's Cinder, Chain Vest and Ruby Crystal plus 700 gold. Grants 350 Health, 50 Armor and 10 Ability Haste. Passive: Immolate.
Thornmail 2,450 gold
Recipe: Bramble Vest, Chain Vest and Ruby Crystal plus 450 gold. Grants 150 Health and 75 Armor. Passive: Thorns.
Tunneler 1,150 gold
Recipe: Long Sword and Ruby Crystal plus 400 gold. Grants 15 Attack Damage and 250 Health.
Unending Despair 2,800 gold
Recipe: Chain Vest, Kindlegem and Ruby Crystal plus 800 gold. Grants 400 Health, 50 Armor and 15 Ability Haste. Passive: Anguish.
Whispering Circlet 2,250 gold
Recipe: Forbidden Idol, Ruby Crystal and Tear of the Goddess plus 850 gold. Grants 200 Health, 8% Heal and Shield Power, 75% Base Mana Regen and 300 Mana. Passive: Harmony, Manaflow.
Winged Moonplate 800 gold
Recipe: Ruby Crystal plus 400 gold. Grants 200 Health and 4% Move Speed.
Ruby Crystal balance history
Riot's notes from patch 25.S1.1 to 26.20 change nothing about Ruby Crystal.
Other items for the same job
Quick answers about Ruby Crystal
- How much does Ruby Crystal cost?
- 400 gold in total — bought outright, with no components.
- What is Ruby Crystal built from?
- Nothing: Ruby Crystal is bought outright.
- What does Ruby Crystal build into?
- Dead Man's Plate (2,900), Giant's Belt (900), Sunfire Aegis (2,800), Tunneler (1,150), Haunting Guise (1,300), Kindlegem (800), Spectre's Cowl (1,250), Unending Despair (2,800), Whispering Circlet (2,250), Phage (1,100), Sterak's Gage (3,200), Winged Moonplate (800), Thornmail (2,450), Hextech Rocketbelt (2,650), Spear of Shojin (3,100), Crystalline Bracer (800), Catalyst of Aeons (1,300), Force of Nature (2,800), Bami's Cinder (900) and Iceborn Gauntlet (2,900).
- What stats does Ruby Crystal give?
- 150 Health.
- Where can you buy Ruby Crystal?
- In Summoner's Rift and Howling Abyss (ARAM) — the maps Riot's own data marks it as sold on.
- What does Ruby Crystal sell for?
- 280 gold, against 400 to buy.
- Is Ruby Crystal gold efficient?
- Its stats are worth 400 gold at basic-item prices against a cost of 400 — 100.0%. The passive is not priced, so this measures the stat block only.