{{Unofficial nameUnprinted erratum|Arabic|Chinese|Croatian|Portuguese|Thai|Turkish}}the {{Unofficial loredatabase link|Chinese9656|Italian|PortugueseYu-Gi-Oh! Trading Card Game - Card Database}}{{Reconstructed effect|manga}} 

|arname alt_name = رقم Number 17: التنين اللوياثان|chname = No.17 海恶龙|crname = Broj 17: Levijatanski ZmajLeviath Dragon<!-- Early pictures of Collectible Tins 2011 Wave 1 -->|frname fr_name = Numéro 17 : Dragon Léviathan|dename de_name = Nummer 17: Leviathan-Drache|grname = Αριθμός 17: Δράκος Λεβιάθαν|itname it_name = Numero 17: Drago Leviatano|krname = No.17 레비아단 드래곤|ptname pt_name = Número 17: Dragão Leviatã|spname es_name = Número 17: Dragón Leviatán|thname = No.17 เลวีอาธานดราก้อน|trname = Numara 17: Su Canavarı Ejderi|ja_name = {{Ruby|Ｎｏ．|ナンバーズ}}１７ リバイス・ドラゴン|phon romaji_name = Nanbāzu Jūnana Ribaisu Doragon|trans trans_name = Numbers 17: Levice Dragon|altname ko_name = No. 17 Leviath Dragon<!--Please discuss on the talk page before changing-->레비아단 드래곤| ko_rr_name = Neombeojeu Sipchil Rebiadan Deuraegon|manganame tc_name = No. 17: Leviathan Dragon海鱷龍|image = Number17LeviathanDragon-SP13-EN-C-1E.png|attribute = WaterWATER|type types = Dragon|type2 = / Xyz|type3 = / Effect|rank = 3|atk = 2000|def = 0|number password = 69610924|materials = 2 Level 3 monsters|effect effect_types = Continuous, Ignition, Continuous|lore = 2 [[Level]] 3 [[Monster Card|monsters]]<br />Cannot [[attack directly]] unless it has [[material]]. [[Once per [[turn]]: You can [[detach]] 1 [[Xyz Material]] material from this card; this card it gains 500 [[ATK]]. If this card has no Xyz Material, it cannot [[attack]] your opponent [[Direct attack|directly]].|frlore fr_lore = 2 [[Monster Card|Monstres]] monstres de [[Level|Niveau]] 3<br /> Ne peut pas attaquer directement sauf si elle a du Matériel. Une fois par [[turn|tour]] : vous pouvez détacher 1 [[Xyz Material|Matériel Xyz]] de cette carte ; cette carte elle gagne 500 [[ATK]]. Si cette carte n'a pas de Matériel Xyz, elle ne peut pas [[attack|attaquer]] [[Direct attack|directement]] votre adversaire.|delore de_lore = 2 [[Monster Card|Monster]] der [[Level|Stufe]] 3 <br />Diese Karte kann nicht direkt angreifen, es sei denn, sie hat Material. Einmal pro [[turn|Spielzug]]: Du kannst 1 [[Xyz Material|Xyz-Material]] von dieser Karte [[detach|abhängen]]; diese Karte sie erhält 500 [[ATK]]. Falls diese Karte kein Xyz-Material hat, kann sie deinen Gegner nicht [[Direct attack|direkt]] [[attack|angreifen]].|itlore it_lore = 2 [[Monster Card|mostri]] di [[Level|Livello]] 3<br />Non può attaccare direttamente a meno che abbia materiali. Una volta per turno: puoi staccare 1 Materiale Xyz materiale da questa carta; questa carta essa guadagna 500 ATK. Se questa carta non ha Materiali Xyz, essa non può attaccare il tuo avversario direttamente.|ptlore pt_lore = 2 [[Level]] monstros de Nível 3 [[Monster Card|monstros]]<br />Não pode atacar diretamente a não ser que tenha matéria. Uma vez por [[turn]]o, turno: você pode [[detach|separar]] desassociar 1 [[Xyz Material]] desta cartamatéria deste card; para que esta carta ganhe ele ganha 500 [[de ATK]]. Enquanto esta carta não tiver Xyz Material, ela não pode [[attack|atacar]] o seu oponente [[Direct attack|diretamente]].|splore es_lore = 2 [[Monster Card|monstruos]] de [[Level|Nivel]] 3<br />No puede atacar directamente a menos que tenga material. Una vez por [[turn]]oturno: puedes [[Detach|desacoplar]] 1 material de esta carta 1 [[Xyz Material|Material Xyz]]; esta carta ésta gana 500 [[ATK]]. Si esta carta no tiene Material Xyz, no puede atacar directamente a tu adversario.|jplore ja_lore = レベル３モンスター×２<br />１ターンに１度、このカードのエクシーズ素材を１つ取り除く事で、このカードの攻撃力を５００ポイントアップする。このカードのエクシーズ素材が無い場合、このカードは相手プレイヤーに直接攻撃する事はできない。①：Ｘ素材が無いこのカードは直接攻撃できない。②：１ターンに１度、このカードのＸ素材を１つ取り除いて発動できる。このカードの攻撃力は５００アップする。|chlore = 等级三怪兽 x 2s<br /> 一回合一次： 可以把这张卡的一张超量素材去除； 这张卡上升500攻击力。 这张卡在没有超量素材的状态下不能直接攻击对方玩家。|mangalore ko_lore = 레벨 3 몬스터 × 2 [[Level]] 3 [[Monster Card|monsters]]<br />Cannot be [[destroyed by battle]] except with "[[Number]]" monsters①: 엑시즈 소재가 없는 이 카드는 직접 공격할 수 없다. Once per [[turn]]②: You can [[detach]] 1 [[Xyz Material]] from this card; this card gains 500 [[ATK]].|animelore = 2 [[Level]] 3 [[Monster Card|monsters]]<br />Cannot be [[destroyed by battle]] except with "[[Number]]" monsters1턴에 1번, 이 카드의 엑시즈 소재를 1개 제거하고 발동할 수 있다. Once per [[turn]]: You can [[detach]] 1 [[Xyz Material]] from this card; this card gain 이 카드의 공격력은 500 [[ATK]]올린다.|jpanimelore tc_lore = レベル３モンスター×２等级3怪兽×2<br />このカードは「Ｎｏ．」と名のつくモンスター以外との戦闘では破壊されない。１ターンに１度、このカードのエクシーズ素材１つを取り除いて発動する事ができる。このカードの攻撃力を５００ポイントアップする事ができる。1回合1次，可移除此卡的1个超量素材，提升此卡的攻击力500点。此卡没有超量素材的场合，此卡不可直接攻击对手。|en_sets ={{Card table set/header|en}}{{Card table set|GENF-EN039|; Generation Force|; Ultra Rare}}{{Card table set|GENF-EN039|Generation Force|, Ultimate Rare}}{{Card table set|GENF-EN039|Generation Force|, Ghost Rare}}{{Card table set|CT08-EN001|; Collectible Tins 2011 Collectors Tins|Wave 1; Secret Rare}}{{Card table set|BP01-EN027|; Battle Pack: Epic Dawn|; Rare}}{{Card table set|BP01-EN027|Battle Pack: Epic Dawn|, Starfoil Rare}}{{Card table set|DL15-EN012|; Duelist League 15 participation cards|; Rare}}{{Card table set|SP13-EN023|; Star Pack 2013|; Common}}, Starfoil Rare{{Card table set|SP13BROL-EN023|Star Pack 2013|Starfoil EN000; Brothers of Legend; Starlight Rare}}{{Card table set/footer}}|fr_sets ={{Card table set/header|fr}}{{Card table set|GENF-FR039|; Generation Force|; Ultra Rare}}{{Card table set|GENF-FR039|Generation Force|, Ultimate Rare}}{{Card table set|GENF-FR039|Generation Force|, Ghost Rare}}{{Card table set|CT08-FR001|; Collectible Tins 2011 Collectors Tins|Wave 1; Secret Rare}}{{Card table set|BP01-FR027|; Battle Pack: Epic Dawn|; Rare}}{{Card table set|BP01-FR027|Battle Pack: Epic Dawn|, Starfoil Rare}}{{Card table set|DL15-FR012|; Duelist League 15 participation cards|; Rare}}{{Card table set|SP13-FR023|; Star Pack 2013|; Common}}, Starfoil Rare{{Card table set|SP13BROL-FR023|Star Pack 2013|Starfoil FR000; Brothers of Legend; Starlight Rare}}{{Card table set/footer}}|de_sets ={{Card table set/header|de}}{{Card table set|GENF-DE039|; Generation Force|; Ultra Rare}}{{Card table set|GENF-DE039|Generation Force|, Ultimate Rare}}{{Card table set|GENF-DE039|Generation Force|, Ghost Rare}}{{Card table set|CT08-DE001|; Collectible Tins 2011 Collectors Tins|Wave 1; Secret Rare}}{{Card table set|BP01-DE027|; Battle Pack: Epic Dawn|; Rare}}{{Card table set|BP01-DE027|Battle Pack: Epic Dawn|, Starfoil Rare}}{{Card table set|DL15-DE012|; Duelist League 15 participation cards|; Rare}}{{Card table set|SP13-DE023|; Star Pack 2013|; Common}}, Starfoil Rare{{Card table set|SP13BROL-DE023|Star Pack 2013|Starfoil DE000; Brothers of Legend; Starlight Rare}}{{Card table set/footer}}|it_sets ={{Card table set/header|it}}{{Card table set|GENF-IT039|; Generation Force|; Ultra Rare}}{{Card table set|GENF-IT039|Generation Force|, Ultimate Rare}}{{Card table set|GENF-IT039|Generation Force|, Ghost Rare}}{{Card table set|CT08-IT001|; Collectible Tins 2011 Collectors Tins|Wave 1; Secret Rare}}{{Card table set|BP01-IT027|; Battle Pack: Epic Dawn|; Rare}}{{Card table set|BP01-IT027|Battle Pack: Epic Dawn|, Starfoil Rare}}{{Card table set|DL15-IT012|; Duelist League 15 participation cards|; Rare}}{{Card table set|SP13-IT023|; Star Pack 2013|; Common}}, Starfoil RareBROL-IT000; Brothers of Legend; Starlight Rare{{Card table set|pt_sets = DL15-PT012; Duelist League 15 participation cards; RareSP13-IT023|PT023; Star Pack 2013|; Common, Starfoil Rare}}{{Card table set/footer}}BROL-PT000; Brothers of Legend; Starlight Rare|sp_sets ={{Card table set/header|es}}{{Card table set|GENF-SP039|; Generation Force|; Ultra Rare}}{{Card table set|GENF-SP039|Generation Force|, Ultimate Rare}}{{Card table set|GENF-SP039|Generation Force|, Ghost Rare}}{{Card table set|CT08-SP001|; Collectible Tins 2011 Collectors Tins|Wave 1; Secret Rare}}{{Card table set|BP01-SP027|; Battle Pack: Epic Dawn|; Rare}}{{Card table set|BP01-SP027|Battle Pack: Epic Dawn|, Starfoil Rare}}{{Card table set|DL15-SP012|; Duelist League 15 participation cards|; Rare}}{{Card table set|SP13-SP023|; Star Pack 2013|; Common}}, Starfoil Rare{{Card table set|SP13BROL-SP023|Star Pack 2013|Starfoil SP000; Brothers of Legend; Starlight Rare}}{{Card table set/footer}}|jp_sets ={{Card table set/header|ja}}{{Card table set|GENF-JP039|; Generation Force|; Ultra Rare}}{{Card table set|GENF-JP039|Generation Force|, Ultimate Rare}}{{Card table set|GENF-JP039|Generation Force|, Holographic Rare}}{{Card table set|DP14-JP019|; Duelist Pack: Yuma 2: Gogogo & Dododo|; Super Rare}}{{Card table set/footer}}NCF1-JP017; Number Complete File -Piece of Memories-; Ultra RareAC01-JP000; Animation Chronicle 2021; Prismatic Secret Rare|kr_sets tc_sets ={{Card table set/header|ko}}{{Card table set|GENFSP03-KR039|Generation Force|TC030; Starter Pack Volume 3; Ultra Rare}}{{Card table set|kr_sets = GENF-KR039|; Generation Force|; Ultra Rare, Ultimate Rare}}{{Card table set|GENF-KR039|Generation Force|, Holographic Rare}}{{Card table set|DP14-KR019|; Duelist Pack: Yuma 2: Gogogo & Dododo|; Super Rare}}{{Card table set/footer}}AC01-KR000; Animation Chronicle 2021; Common, Normal Parallel Rare|anime_zx archseries = 001, 002, 003, 004, 006, 009, 010, 014, 017, 018, 022, 023, 025, 037, 065, 066, 068, 069, 082, 112, 146|manga_zx = 002, 003, 004, 006, 009, 010, 029* Number* Number (Spell/Trap archetype)|manga_dz related_to_archseries = 018Shark (series)|stats1 stat_change = This card gains ATK|summon1 summoning = * 2 Xyz Materials* Does not require specific Xyz Materials|misc1 attack = Limited activationsCannot attack directly|misc2 misc = Cover Cards|archetype1 = Number* Limited activations|attack1 = Cannot attack directly* Cover card|database_id = 9656