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{{About|the original, Illegal version of this card|the characterlegal version|[[""Slifer the Sky Dragon (character)]]""|the legal stainless steel version|[[Slifer the Sky ""Saint Dragon]]- The God of Osiris""|other uses|[[Slifer]]}}{{Unofficial name|Arabic|Bulgarian|Chinese|Croatian|Czech|French|Polish|Portuguese|Spanish|Swedish|Thai}}{{Unofficial lore|Portuguese|Spanish}}{{Hide Factbox(disambiguation)}} 

|cardgame main = Slifer the Sky Dragon|color cardclass = F00red|arname = سلايفر التنّين السماوي|sqname = Slajfer, Dragoi i Qiellit|bgname = Слайфър, Небесният Дракон|chname = 歐西里斯的天空龍|crname = Slifer, Nebeski Zmaj|csname = Nebeský drak Osiris|frname fr_name = Slifer, le Dragon du CielCéleste|dename de_name = Slifer der Himmelsdrache|grname = Σλάιφερ, ο Ουράνιος Δράκος|etname = Slifer , Taevalohe|ganame = Slifer an Dragan Spéire|itname it_name = Slifer il Drago del Cielo|krname = 오시리스의 천공룡|nlname = slifer de lucht draak|plname pt_name = Slifer , Podniebny Smok|ptname = Slifer o Dragão dos CéusCeleste|spname es_name = Slifer el Dragón del Cielo|svname ko_name = Himmladraken Slifer오시리스의 천공룡|thname ko_rr_name = มังกรฟ้าโอซิริส|aename = ＳＡＩＮＴ ＤＲＡＧＯＮ Osiriseu-ui Cheon- ＴＨＥ ＧＯＤ ＯＦ ＯＳＩＲＩＳ|ja_name = オシリスの{{Ruby|天|てん}}{{Ruby|空|くう}}{{Ruby|竜|りゅう}}|phon = Oshirisu no Tenkūryū|trans = Sky Dragon of Osiris|sinanimename = Silfer the Sky Dragongongnyong|image = SlifertheSkyDragon-LC01-EN-UR-LE-25thAnniversaryEdition.png|attribute = DivineDIVINE|type types = Divine-Beast|level = 10|atk = X000|def = X000|lore = The heavens twist and thunder roars, signaling the [[Summon|coming]] of this ancient creature, and the dawn of true power.|itlore fr_lore = Les cieux se déchirent et le tonnerre gronde, annonçant la venue de cette ancienne créature, et l'aube du vrai pouvoir.| de_lore = Der Himmel erzittert und Donner hallt, um die Ankunft dieser uralten Kreatur und den Anbruch wahrer Macht zu verkünden.| it_lore = Il cielo si contorce e il tuono ruggisce, segnalando l'arrivo di questa creatura antica, e l'alba del vero potere.|ptlore pt_lore = Os céus se contorcem turvam e os trovões rugem, sinalizando anunciando a chegada vinda desta criatura antiga, e o alvorecer a alvorada do verdadeiro poder.|splore es_lore = Los cielos serpentean se estremecen y el trueno rugelos truenos rugen, señalando la llegada de esta ancestral criatura, antigua y el amanecer del verdadero poder.|jplore ja_lore = {{Ruby天空に雷鳴轟く混沌の時、連なる鎖の中に古の魔導書を束ね、その力無限の限りを誇らん。|天空|てんくう}}に{{Ruby|雷鳴|らいめい}}{{Ruby|轟|とどろ}}{{Ruby|混沌|こんとん}}の{{Ruby|時|とき}}。{{Ruby|連|つら}}なる{{Ruby|鎖|くさり}}の{{Ruby|中|なか}}に{{Ruby|古|いにしえ}}の{{Ruby|魔導書|まどうしょ}}を{{Ruby|束|たば}}ね、その{{Ruby|力|ちから}}{{Ruby|無限|むげん}}の{{Ruby|限|かぎ}}りを{{Ruby|誇|ほこ}}らん。trans_lore = In the time of chaos, when thunder roars in the heavens, the ancient spellbooks are bound in stretched chains, and its power boasts infinite limits.|krlore ko_lore = 천공에 천둥이 울리는 혼돈의 시기. 쇠사슬 속에 고대의 마도서를 하나로 묶으니, 그 힘은 무한의 한계를 자랑할지어다.|mangalore en_sets = Every time the opponent [[summon]]s a [[Monster Card|monster]] onto the [[Playing Field|field]] the [[Monster Card|monsterLC01-EN002; Legendary Collection; Ultra RareLC01-EN002; Legendary Collection: Gameboard Edition; Ultra RareYGLD-ENG01; Yugi's]] [[ATK]] and [[DEF]] are cut by 2000 points. X stands for the number of cards in the player's [[hand]].Legendary Decks; Ultra Rare|tsclore = A [[dragon]] that can power up based on the cards in the [[hand]]. For every card in the player's [[hand]]LC01-EN002; Legendary Collection: 25th Anniversary Edition; Ultra Rare, power is upped 3 levels.Quarter Century Secret Rare|animelore na_sets = This card cannot be Set. You must Tribute 3 monsters to Normal Summon this card. The Normal Summon of this card cannot be negated. While faceYMA-EN001; Yu-Gi-up on the field its Type is also treated as Dragon. Oh! The ATK and DEF of this card are each equal to the number of cards in your hand ×1000. This card is unaffected by Spell/Trap effects and other Effect Monsters’ effects that would destroy, Tribute, or change control of this card, except Field/Continuous Spell/Trap cards or Divine Monsters’ effects. Any Equip Cards that target this card are destroyed immediately. When a monster(s) is Summoned faceMovie Ani-up to your opponent’s side of the field, decrease its ATK or DEF by 2000 points, based on its battle position. If the ATK or DEF is decreased to 0 by this effect, destroy the monster(s). If this card is Special Summoned from the Graveyard: • If Summoned in face-up Defense Position when a monster your opponent controls declares an attack, you can switch the attack target to this Manga promotional card. • It is sent to the Graveyard during the End Phase.; Prismatic Secret Rare|jpanimelore fr_sets = Ｅｖｅｒｙｔｉｍｅ 　ｔｈｅ 　ｏｐｐｏｎｅｎｔ 　[[Summon|ｓｕｍｍｏｎｓ]] ａ　[[Monster Card|ｃｒｅａｔｕｒｅ]]　 ｉｎｔｏ　 ｔｈｅ　 [[Playing field|ｆｉｅｌｄ]], 　ｔｈｅ 　ｐｏｉｎｔｓ 　ｏｆ　 ｔｈｅ 　ｐｌａｙｅｒ’ｓ 　ｃａｒｄ 　ｉｓ 　ｃｕｔ 　ｂｙ 　２０００ 　ｐｏｉｎｔｓ． Ｘ　 ｓｔａｎｄｓ 　ｆｏｒ 　ｔｈｅ 　ｎｕｍｂｅｒ 　ｏｆ　 ｔｈｅ 　ｐｌａｙｅｒ’ｓ 　ｃａｒｄｓ 　ｉｎ [[hand|ｈａｎｄ]]．|mangalore = Every time the opponent [[summon]]s a [[Monster Card|monster]] onto the [[Playing field|field]], the monsterYGLD-FRG01; Yugi's [[ATK]] and [[DEF]] are cut by 2000 points. X stands for the number of cards in the player's [[hand]].Legendary Decks; Ultra Rare|jpmangalore = Ｅｖｅｒｙｔｉｍｅ 　ｔｈｅ 　ｏｐｐｏｎｅｎｔ 　[[Summon|ｓｕｍｍｏｎｓ]] ａ　[[Monster Card|ｃｒｅａｔｕｒｅ]]　 ｉｎｔｏ　 ｔｈｅ　 [[Playing field|ｆｉｅｌｄ]]LC01-FR002; Legendary Collection: 25th Anniversary Edition; Ultra Rare, 　ｔｈｅ 　ｐｏｉｎｔｓ 　ｏｆ　 ｔｈｅ 　ｐｌａｙｅｒ’ｓ 　ｃａｒｄ 　ｉｓ 　ｃｕｔ 　ｂｙ 　２０００ 　ｐｏｉｎｔｓ． Ｘ　 ｓｔａｎｄｓ 　ｆｏｒ 　ｔｈｅ 　ｎｕｍｂｅｒ 　ｏｆ　 ｔｈｅ 　ｐｌａｙｅｒ’ｓ 　ｃａｒｄｓ 　ｉｎ [[hand|ｈａｎｄ]]．Quarter Century Secret Rare|rodlore de_sets = A [[dragon]] that can power up based on the cards in the [[hand]]. For every card in the playerLC01-DE002; Legendary Collection; Ultra RareYGLD-DEG01; Yugi's hand, power is upped 3 levels.Legendary Decks; Ultra Rare|ntrlore = You must offer 3 [[Tribute]]s to [[Tribute Summon]] this card. The [[ATK]] and [[DEF]] of this card becomes the number of cards in your [[Hand]] x 1000. When this card is [[Special Summon]]ed, it is [[sent]] to the [[Graveyard]] during the [[End Phase]]. While this card is [[faceLC01-up]] on the [[Playing Field|Field]], it cannot be [[target]]ed by [[Spell Card|Spells]], [[Trap Card|Traps]], or [[Monster Card|Monsters]] that designate a target. Additionally, when your opponent successfully [[Summon]]s or [[Flip Summon]]s a Monster with 2000 DEF or less, it destroys that Monster.DE002; Legendary Collection: Gameboard Edition; Ultra Rare|gx03lore = You must offer 3 [[Tribute]]s to [[Tribute Summon]] this card. The [[ATK]] and [[DEF]] of this card becomes the number of cards in your [[hand]] x 1000. When this card is [[Special Summon]]ed, it is [[sent]] to the [[Graveyard]] during the [[End Phase]]. While this card is [[faceLC01-up]] on the [[Playing Field|field]], it cannot be [[target]]ed by [[Spell Card|Spells]], [[Trap Card|Traps]]DE002; Legendary Collection: 25th Anniversary Edition; Ultra Rare, or [[Monster Card|Monster]] [[Card effect|effects]]. When your opponent summons a monster decrease its ATK by 2000. If a monster has its ATK decreased by this effect to 0, that monster is destroyed.Quarter Century Secret Rare|wc07lore it_sets = You must offer 3 [[Tribute]]s to [[Tribute Summon]] this card. The [[ATK]] and [[DEF]] of this card becomes the number of cards in your [[Hand]] x 1000. When this card is [[Special Summon]]ed, it is [[sent]] to the [[Graveyard]] during the [[End Phase]]. While this card is [[faceLC01-up]] on the [[field]], it cannot be [[target]]ed by [[Spell Card|Spells]], [[Trap Card|Traps]], or [[Monster Card|Monster]] that designate a target. Additionally, when your opponent successfully [[Summon]]s or [[Flip Summon]]s a Monster with 2000 DEF or less, it [[destroy]]s that Monster.IT002; Legendary Collection; Ultra Rare|wc08lore = You must offer 3 [[Tribute]]s to [[Tribute Summon]] this card. The [[ATK]] and [[DEF]] of this card becomes the number of cards in your [[hand]] x 1000. When this card is [[Special Summon]]ed, it is [[sent]] to the [[Graveyard]] during the [[End Phase]]. While this card is [[faceYGLD-up]] on the field, it cannot be [[target]]ed by [[Spell Card|Spells]], [[Trap Card|Traps]], or [[Monster Card|Monster]] [[Card effect|effects]]. Additionally, when your opponent successfully [[Summon]]ITG01; Yugi's or [[Flip Summon]]s a monster with 2000 DEF or less, it [[destroy]]s that monster.Legendary Decks; Ultra Rare|gx04lore = You must offer 3 [[Tribute]]s to [[Tribute Summon]] this card. The [[ATK]] and [[DEF]] of this card becomes the number of cards in your [[hand]] × 1000. When this card is [[Special Summon]]ed, it is sent to the [[Graveyard]] during the [[End Phase]]. While this card is faceLC01-up on the [[Playing Field|field]], it cannot be [[target]]ed by [[Spell Card|Spells]], [[Trap Card|Traps]], or [[Monster Card|Monsters]] that designate a target. Additionally, when your opponent successfully [[Summon]]s or [[Flip Summon]]s a monster with an ATK or DEF of 2000 or lessIT002; Legendary Collection: 25th Anniversary Edition; Ultra Rare, [[destroy]] that monster.Quarter Century Secret Rare|tf04lore pt_sets = You must [[Tribute]] 3 [[Monster Card|monsters]] to [[Normal Summon]] this card (You cannot [[Set]] this card). The Normal Summon of this card cannot be negated. When this card is Normal Summoned, [[Spell Card|Spells]], [[Trap Card|Traps]], and [[Effect Monster]] [[Card effect|effects]] cannot be activated. This card cannot be [[target]]ed by the effects of Spells, Traps, or Effect Monsters. If this card is [[Special Summon]]ed, it is sent to the [[Graveyard]] during the [[End Phase]]. The [[ATK]] and [[DEF]] of this card becomes the number of cards in your [[Hand]] x 1000. When your opponent Normal Summons or [[Flip Summon]]YGLD-PTG01; Yugi's a monster with 2000 DEF or less, [[destroy]] that monster.Legendary Decks; Ultra Rare|wc11lore = You must [[Tribute]] 3 monsters to [[Normal Summon]] this card (You cannot [[Set]] this card). The Normal Summon of this card cannot be [[negate]]d. When this card is Normal Summoned, [[Spell Card|Spell]]s, [[Trap Card|Trap]]sLC01-PT002; Legendary Collection: 25th Anniversary Edition; Ultra Rare, and [[Effect Monster]] [[effect]]s cannot be [[activate]]d. This card cannot be [[target]]ed by the effects of Spells, Traps, or Effect Monsters. If this card is [[Special Summoned]], it is [[sent]] to the [[Graveyard]] during the [[End Phase]]. The [[ATK]] and [[DEF]] of this card becomes the number of cards in your [[Hand]] x 1000. When your opponent Normal Summons or [[Flip Summon]]s a monster with 2000 DEF or less, it [[destroy]]s that monster.Quarter Century Secret Rare|en_sets sp_sets =YGLD-SPG01; Yugi'''[[s Legendary Collection]]''' ([[Decks; Ultra RareLC01-EN002]] - [[UR]])SP002; Legendary Collection: 25th Anniversary Edition; Ultra Rare, Quarter Century Secret Rare|na_sets jp_sets ='''[[G4-01; Yu-Gi-Oh! The Movie AniDuel Monsters 4: Battle of Great Duelist: Yugi Deck pre-Manga order promotional card; Secret Rare; Memories of the Duel King: Duelist Kingdom Arc; Ultra Rare|ae_sets = GBI-001; Yu-Gi-Oh! The Movie Ani-Manga]]''' ([[YMA-EN001]] - [[ScR]])|de_sets ='''[[Legendary Collection]]''' ([[LC01-DE002]] - [[UR]])|it_sets ='''[[Legendary Collection|Collezione Leggendaria]]''' ([[LC01-IT002]] - [[UR]])|jp_sets ='''[[GameBoy Duel Monsters PromosInternational: Series 4]]''' ([[G4-01]] - [[ScR]])|ae_sets ='''[[Gameboy Worldwide Edition Promotional Cards]]''' ([[GBI-001]] - [[UR]]/[[ScR]])promotional cards; Secret Rare, Ultra Rare|kr_sets ='''[[WC08-KR004; Yu-Gi-Oh! World Championship 2008 promotional cards]]''' ([[WC08-KR004]] - [[UR]]); Ultra Rare|gx04_sets =; Memories of the Duel King: Duelist Kingdom Arc; Ultra Rare; Yugi'''[[UMD Recognition Cards (GX04)|UMD Recognition]]''' ''([[Yu-Gi-Oh! GX Tag Force]])''s Uncut Card Sheet promotion; Ultra Rare|ntr_sets =

|wc08_sets gx03_sets ='''[[Card Downloads - July 2008 Other Cards (WC08GX03-VGBP)|Card DownloadsOther Cards]]''' ''(13th July 2008)''|vid = [[Yu-Gi-Oh! The Falsebound Kingdom]]/[[Yu-Gi-Oh! The Sacred Cards]]|anime = [[Yu-Gi-Oh! The Movie: Pyramid of Light]]|anime_dm = 062, 065, 066, 067, 074, 075, 081, 084, 085, 096, 097, 119, 120, 122, 123, 129, 130, 131, 132, 135, 136, 138, 139, 140, 141, 142, 144, 145, 147, 148, 180, 182, 183, 185, 196, 199, 200, 201, 216, 219, 221, 222, 223, 224|anime_gx = 018, 075, 085, 179, 180|anime_5d = 121|manga_r = 001, 002, 032, SP1|anime_mov = [[Present]]|lefttext limitation_text = This card cannot be used in a Duel.|stats1 gx03_status = Variable ATKForbidden|stats2 = Variable DEF|stats3 = Your opponent's monsters lose ATK|stats4 = Your opponent's monsters lose DEF|mst1 = Destroys your opponent's Monster Cards|mst2 = Destroys your opponent's face-up Monster Cards|archetype1 archseries = Egyptian God|adv related_to_archseries = Illegal|ntrstatus = Forbidden|wc08status = Limited|tscdc = 0|tscnumber = 833Duel winner|tfknumber database_id = 175none