{| border="1" cellspacing="0" width="100%"{Infobox set|<!-- Uncomment the references after negref has been reenabled-->! valign="center" style="background:#800000; color:#FFFF00" colspan="4" | Introduction|image = HA01-BoosterEN.jpg | colspanen_name ="4" |* '''Hidden Arsenal''' is a new booster pack series that brings you cards from the [[Duel Terminal]] arcade machine series, previously available only in Japan.* This set includes cards from the ''OCG'' [[Duel Terminal - Synchro Awakening!!|Duel Terminal 1]]. It's the first series of Hidden fr_name = Arsenal. It is followed by ''[[Mystérieux| de_name = Hidden Arsenal 2]]''.* Introduces the "[[Ice Barrier]]", "[[Mist Valley]]" and "[[Worm]]" [[archetype]]s to the ''[[TCG]]'' as well as further support for the "[[Ally of Justice]]", "[[Neos]]", "[[Kuriboh (series)|Kuriboh]]", "[[Cyber Dragon (series)it_name = Arsenale Nascosto|Cyber Dragon]]", "[[Flamvell]]" and "[[X-Saber]]" cards.es_name = Arsenal Secreto|-ko_name = 숨겨진 세력! valign| ko_rr_name ="center" style="background:#800000; color:#FFFF00" colspan="4" | Set Specifications  |-prefix = HA01| colspantype ="1" | [[File:HA01-BoosterKR.jpg|center|180pxBooster Pack]]| valignsize ="top" colspan30| cover_card ="3" |[[File:SKR.png|centerBrionac, Dragon of the Ice Barrier]]* English Set Name: '''[[English Set Names::Hidden Arsenal]]'''| special_edition = * Korean Set Name: '''[[Korean Set Names::숨겨진 세력]]'''| en_database_id = 1101003* OCG Set Prefix: '''[[OCG Set Prefixes::HA01]]'''* OCG Release Date: '''[[OCG Release Dates::| ko_release_date = May 25, 2010]]'''* [[Cover Card]]: '''[[OCG Cover Card::Brionac| na_release_date = November 10, Dragon of the Ice Barrier]]'''2009* | eu_release_date = November 5 cards per pack, 30 packs per box2009* Includes 30 cards: | fr/de/it/es_release_date = November 5, 2009** 15 [[Secret Rare]]s (1:1)** 15 [[Super Rare]]s (4:1)| es-lat_release_date = November 10, 2009

'''OCG Set Card Ratios'''<br />| prev = '''''[[Set Card Ratios:| next = Hidden Arsenal (OCG-KR)|Korean]]'''''2}}

'''OCG Set Card Galleries''Hidden Arsenal'<br />''''features 30 cards from the '1st Edition'''''<br/>'OCG''''[[Set Card Galleries:Hidden Arsenal (OCGDuel Terminal -KR-1E)|KoreanSynchro Awakening!!]]'''.

'''''Unlimited Edition'''''<br/>== Features ==Introduces the "[[Ice Barrier]]", "[[Mist Valley]]" and "[[Worm]]" [[archetype]]s to the ''[[TCG]]'''as well as further support for the "[[Ally of Justice]]", "[[Neos]]", "[[Kuriboh (series)|Kuriboh]]", "[[Set Card Galleries:Hidden Arsenal Cyber Dragon (OCG-KR-UEseries)|KoreanCyber Dragon]]", "[[Flamvell]]'''''" and "[[X-Saber]]" cards.

'''OCG Set Card Lists'''<br />'''''[[Set Card Lists:Hidden Arsenal (OCG-KR)|Korean]]'''''|-| colspan="1" |[[File:HA01-BoosterEN.jpg|center|180px]]| valign="top" colspanBreakdown ="3" |<p align=center>[[File:UKM.png]] [[File:FRN.png]] [[File:GER.png]] [[File:ITN.png]] [[File:SPN.png]]</p>* English {{Main|Set Name: '''[[English Set Names::Hidden Arsenal]]'''* French Set Name: '''[[French Set Names::Arsenal Mystérieux]]'''* German Set Name: '''[[German Set Names:Card Ratios:Hidden Arsenal]]'''* Italian Set Name: '''[[Italian Set Names::Arsenale Nascosto]]'''* Spanish Set Name: '''[[Spanish Set Names::Arsenal Secreto]]'''* TCG Set Prefix: '''[[TCG Set Prefixes::HA01]]'''* TCG Release Date:** '''[[TCG Release Dates::November 5, 2009]]''' (Europe)** '''[[TCG Release Dates::November 10, 2009]]''' (North America)* [[Cover Card]]: '''[[TCG Cover Card::Brionac, Dragon of the Ice Barrier]]'''* Features:** Each pack contains 5 Limited Edition foil cards: 1 [[Secret Rare]] and 4 [[Super Rare]]s.** Each card is marked as [[Limited Edition]] and possesses Gold Security Foil.* 5 cards per pack, 36 packs per box* Includes 30 cards: ** 15 [[Secret Rare]]s (1:1)** 15 [[Super Rare]]s (4:1)}}

Each pack contains 5 foil cards: 1 [[Secret Rare]] and 4 [[Super Rare]]s and each box contained 24 packs in the '''[[TCG Set Card Ratios'''<br />']]''and 30 packs in the ''[[Set Card Ratios:Hidden Arsenal (TCG)|TCGOCG]]'''''.

'''TCG Set Card Galleries'''<br />This set contains 30 cards, including:'''''Limited Edition'''''<br />'''''* 15 [[Set Card Galleries:Hidden Arsenal (TCG-EN-LE)|EnglishSecret Rare]]''''' - '''''[[Set Card Galleries:Hidden Arsenal (TCG-FR-LE)|French]]''''' - '''''[[Set Card Galleries:Hidden Arsenal (TCG-DE-LE)|German]]''''' - '''''[* 15 [Set Card Galleries:Hidden Arsenal (TCG-IT-LE)|Italian]]''''' - '''''[[Set Card Galleries:Hidden Arsenal (TCG-SP-LE)|SpanishSuper Rare]]'''''

'''==Galleries==<gallery captionalign="center">HA01-BoosterEN.jpg | English<br />[[Set Card Galleries:Hidden Arsenal (TCG -EN-LE)|Limited Edition]] / [[Set Card Galleries''':Hidden Arsenal (TCG-EN-UE)|Unlimited Edition]]HA01-BoosterFR.jpg | French<br />[[Set Card Galleries:Hidden Arsenal (TCG-FR-LE)|Limited Edition]] / [[Set Card Galleries:Hidden Arsenal (TCG-FR-UE)|Unlimited Edition]]'''''HA01-BoosterDE.jpg | German<br />[[Set Card Galleries:Hidden Arsenal (TCG-DE-LE)|Limited Edition]] / [[Set Card Galleries:Hidden Arsenal (TCG-DE-UE)|Unlimited Edition''''']]HA01-BoosterIT.jpg | Italian<br />[[Set Card Galleries:Hidden Arsenal (TCG-IT-LE)|Limited Edition]] / [[Set Card Galleries:Hidden Arsenal (TCG-IT-UE)|Unlimited Edition]]'''''HA01-BoosterSP.jpg | Spanish<br />[[Set Card Galleries:Hidden Arsenal (TCG-ENSP-LE)|Limited Edition]] / [[Set Card Galleries:Hidden Arsenal (TCG-SP-UE)|Unlimited Edition]]HA01-BoosterKR.jpg | Korean<br />[[Set Card Galleries:Hidden Arsenal (OCG-KR-1E)|1st Edition]] / [[Set Card Galleries:Hidden Arsenal (OCG-KR-UE)|EnglishUnlimited Edition]]''''' </gallery>

'''TCG Set Card == Lists'''<br />=='''''[[Set Card Lists:Hidden Arsenal (TCG-EN)|English]]''''' - '''''[[Set Card Lists:Hidden Arsenal (TCG-FR)|French]]''''' - '''''[[Set Card Lists:Hidden Arsenal (TCG-DE)|German]]''''' - '''''[[Set Card Lists:Hidden Arsenal (TCG-IT)|Italian]]''''' - '''''[[Set Card Lists:Hidden Arsenal (TCG-SP){|Spanish]]'''''class="wikitable" summary="lists"

! valign="center" style="background:#800000; color:#FFFF00" colspan="4" | Spoiler Card ListFormat! Links

| valignLists| <div class="tophlist" colspan="4" |>* [[HA01-EN001]] [[Blizzed, Defender of the Ice Barrier]] ''([[Secret Rare]])OCG''** [[HA01Set Card Lists:Hidden Arsenal (OCG-EN002]] [[Blizzard WarriorKR)|Korean]] * ''([[Super Rare]])TCG''** [[HA01Set Card Lists:Hidden Arsenal (TCG-EN003]] [[Cryomancer of the Ice BarrierEN)|English]] ''([[Secret Rare]])''** [[HA01Set Card Lists:Hidden Arsenal (TCG-EN004]] [[Mist Valley ThunderbirdFR)|French]] ''([[Secret Rare]])''** [[HA01Set Card Lists:Hidden Arsenal (TCG-EN005]] [[Mist Valley ShamanDE)|German]] ''([[Secret Rare]])''** [[HA01Set Card Lists:Hidden Arsenal (TCG-EN006]] [[Mist Valley SoldierIT)|Italian]] ''([[Secret Rare]])''** [[HA01Set Card Lists:Hidden Arsenal (TCG-EN007SP)|Spanish]] [[Flamvell Dragnov]] ''([[Super Rare]])''* [[HA01</div>|-EN008]] [[Flamvell Magician]] ''([[Super Rare]])''| Limited Edition galleries| <div class="hlist">* [[HA01-EN009]] [[Flamvell Guard]] ''([[Super Rare]])TCG''** [[HA01Set Card Galleries:Hidden Arsenal (TCG-EN010]] [[XEN-Saber Axel]LE)|English] ''([[Super Rare]])''** [[HA01Set Card Galleries:Hidden Arsenal (TCG-EN011]] [[XFR-Saber Airbellum]LE)|French] ''([[Secret Rare]])''** [[HA01Set Card Galleries:Hidden Arsenal (TCG-EN012]] [[XDE-Saber UruzLE)|German]] ''([[Super Rare]])''** [[HA01Set Card Galleries:Hidden Arsenal (TCG-EN013]] [[Commander Gottoms, SwordmasterIT-LE)|Italian]] ''([[Secret Rare]])''** [[HA01Set Card Galleries:Hidden Arsenal (TCG-EN014SP-LE)|Spanish]] [[Ally of Justice Clausolas]] ''([[Super Rare]])''* [[HA01</div>|-EN015]] [[Ally of Justice Garadholg]] ''([[Super Rare]])''| 1st Edition galleries| <div class="hlist">* [[HA01-EN016]] [[Ally of Justice Rudra]] ''([[Super Rare]])OCG''** [[HA01Set Card Galleries:Hidden Arsenal (OCG-EN017KR-1E)|Korean]] [[Worm Apocalypse]] ''([[Super Rare]])''* [[HA01</div>|-EN018]] [[Worm Barses]] ''([[Super Rare]])''| Unlimited Edition galleries| <div class="hlist">* [[HA01-EN019]] [[Worm Cartaros]] ''([[Super Rare]])OCG''** [[HA01Set Card Galleries:Hidden Arsenal (OCG-EN020]] [[Worm DimiklesKR-UE)|Korean]] ''([[Super Rare]])''* [[HA01-EN021]] [[Worm Erokin]] ''([[Secret Rare]])TCG''** [[HA01Set Card Galleries:Hidden Arsenal (TCG-EN-EN022UE)|English]] [[Brionac, Dragon of the Ice Barrier]] ''([[Secret Rare]])''** [[HA01Set Card Galleries:Hidden Arsenal (TCG-FR-EN023]] [[Mist WurmUE)|French]] ''([[Secret Rare]])''** [[HA01Set Card Galleries:Hidden Arsenal (TCG-EN024]] [[Flamvell UruquizasDE-UE)|German]] ''([[Secret Rare]])''** [[HA01Set Card Galleries:Hidden Arsenal (TCG-EN025]] [[XIT-Saber UrbellumUE)|Italian]] ''([[Secret Rare]])''** [[HA01-EN026]] [[Ally of Justice Catastor]] ''Set Card Galleries:Hidden Arsenal ([[Secret Rare]])''* [[HA01TCG-EN027]] [[Wrath of Neos]] ''([[Secret Rare]])''* [[HA01SP-EN028]] [[Detonate]] ''([[Super Rare]]UE)''* [[HA01-EN029]] [[Berserker Crush]] ''([[Super Rare|Spanish]])''* [[HA01-EN030]] [[Evolution Burst]] ''([[Secret Rare]])''</div>

[[Set Release::OCG| ]][[Set Release:Category:TCG| Booster Packs]][[Set Type:Category:OCG Booster Pack| Packs]][[Set:Category:TCG Hidden Arsenal| Arsenals]]