Ally of Justice Decisive Armor
Synchro Effect Monster
Ally of Justice Decisive Armor is a Synchro Effect Monster (DARK/Machine, Level 10) with 3300 ATK / 3300 DEF. First printed in Duel Terminal 3 (2010).
- Type
- Synchro Monster
- Attribute
- DARK
- Monster type
- Machine
- Level
- 10
- ATK / DEF
- 3300 / 3300
- Archetype
- Ally of Justice
- Banlist
- Unlimited in the TCG, OCG, and Master Duel
- TCG release
- Sep 25, 2010
- Printings
- 3
Card text
1 Tuner + 2+ non-Tuner monsters Once per turn, if your opponent controls a LIGHT monster: You can activate 1 of these effects. ●Target 1 Set card your opponent controls; destroy that target. ●Send 1 card from your hand to the GY; destroy all Spells and Traps your opponent controls. ●Send your entire hand to the GY; look at your opponent's hand and send all LIGHT monsters in their hand to the GY, then, inflict damage to your opponent equal to the total ATK of those monsters sent to the GY.
YGOPRODeck card-level price
≈$0.27 lowest USD figure across marketplaces, for no one printing
YGOPRODeck recorded a lowest available USD card-level price hint of ~$0.27 on Oct 26, 2026 (historical, not a printing-specific quote). It varies with printing, condition, edition, rarity, and grading. Check current listings before buying or selling.
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Printings & rarities
| Set | Set code | Rarity | Release | Price* | Buy |
|---|---|---|---|---|---|
| Duel Terminal 3DT03-EN090 · Duel Terminal Ultra Parallel Rare · Sep 25, 2010 | DT03-EN090 | Duel Terminal Ultra Parallel Rare | Sep 25, 2010 | ~$17.71Limited | Buy on TCGplayerSearch eBay |
| Hidden Arsenal 3HA03-EN060 · Secret Rare · Dec 2, 2010 | HA03-EN060 | Secret Rare | Dec 2, 2010 | ~$2.67 1st Edition~$2.71 Unlimited | Buy on TCGplayerSearch eBay |
| Hidden Arsenal: Chapter 1HAC1-EN092 · Duel Terminal Ultra Parallel Rare · Feb 24, 2022 | HAC1-EN092 | Duel Terminal Ultra Parallel Rare | Feb 24, 2022 | - | Search eBay |
*Approximate price hints, not appraisals. A price with a finish (1st Edition, Unlimited, Limited) is TCGplayer's for that set code, rarity and finish, via TCGCSV, updated Oct 26, 2026. A price marked YGOPRODeck is YGOPRODeck's figure for that printing. A dash means that printing has no price yet. Buy links are affiliate links.
Price hint history
Dated YGOPRODeck snapshots. These hints are not sales or market values.
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Ally of Justice Decisive Armor in other languages
| Japanese | A・O・J ディサイシブ・アームズ |
| Korean | A·O·J 디사이시브 암즈 |
| German | Verbündeter der Gerechtigkeit Entscheidungspanzer |
| French | Armure Invincible, Allié de la Justice |
| Italian | Armatura Decisiva Alleato della Giustizia |
| Spanish | Armadura Decisiva Aliada de la Justicia |
| Portuguese | Armadura Decisiva, Aliado da Justiça |
