Yu-Gi-Oh! · Hidden Arsenal 5: Steelswarm Invasion
Gem-Knight Ruby
French name: Rubis, Chevalier-Gemmes
Gem-Knight Ruby (Hidden Arsenal 5: Steelswarm Invasion HA05-EN019) has a market price of US$1.00 to US$2.03 as of Nov 8, 2026.
Price guide
The market price on TCGplayer, in US dollars: a guide, not an offer.
Market price
As of Nov 8, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.
Card details
- Type
- Fusion Monster
- Level
- 6
- Attribute
- EARTH
- Monster type
- Pyro
- Archetype
- Gem-
- ATK
- 2,500
- DEF
- 1,300
Card text
Gem-Knight Garnet + 1 "Gem-Knight" monster // Must first be Fusion Summoned using the above cards as Fusion Material Monsters. Once per turn: You can Tribute 1 face-up "Gem" monster you control; this card gains ATK equal to the Tributed monster's ATK, until the End Phase. During battle between this attacking card and a Defense Position monster, inflict piercing Battle Damage to your opponent.
About this card
Gem-Knight Ruby is card HA05-EN019 in Hidden Arsenal 5: Steelswarm Invasion, a Yu-Gi-Oh! set released Dec 6, 2011. Rarity: Secret Rare. Finishes: Unlimited, 1st Edition. Reference market price on Nov 8, 2026: US$1.00 (Unlimited), US$2.03 (1st Edition). The Unlimited price did not change over the last 30 days. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.
