Urgent Synthesis

The Croatian, Greek and Portuguese names given are not official.

The Portuguese card text given is not official.

Urgent Synthesis

Japanese

緊（きん）急（きゅう）合（ごう）成（せい）

Base

緊急合成

Kana

きんきゅうごうせい

Rōmaji

Kinkyū Gōsei

Card type	Spell
Property	Normal
Password	99002135
Effect types	Cost Effect
Status	Unlimited (OCG) Unlimited (TCG)
Return 1 "Iron Core of Koa'ki Meiru" from your Graveyard to the Deck. Special Summon 1 Level 4 or lower "Koa'ki Meiru" monster from your hand or your Graveyard.

• Yugioh-Card database #8209
  • ja - rulings
  • en
  • fr
  • de
  • it
  • es
  • ko
• YGOrganization database

• Gallery
• Rulings
• Errata
• Artworks
• Tips
• Trivia
• Appearances

English sets

Worldwide

• No set name provided at non-empty input line 1.
• No set name provided at non-empty input line 2.
• No set name provided at non-empty input line 3.

Release	Number	Set	Rarity
	[[|]]
	[[|]]
	[[|]]

Search categories

Supports

Iron Core of Koa'ki Meiru

Supports archetypes

"Koa'ki Meiru"

Actions

Returns from Graveyard to Deck for cost

Summoning categories

Special Summons from your hand

Special Summons from your Graveyard

Other languages

Language	Name	Card text
French	Synthèse D'Urgence	Renvoyez 1 "Noyau d'Énergie Koa'ki Meiru" depuis votre Cimetière au Deck. Invoquez Spécialement 1 monstre "Koa'ki Meiru" de Niveau 4 ou moins depuis votre main ou Cimetière.
German	Dringende Synthese	Lege 1 "Eisenkern von Koa'ki Meiru" von deinem Friedhof ins Deck zurück. Beschwöre 1 "Koa'ki Meiru"-Monster der Stufe 4 oder niedriger als Spezialbeschwörung von deiner Hand oder deinem Friedhof.
Italian	Sintesi Urgente	Fai ritornare 1 "Nucleo di Ferro di Koa'ki Meiru" dal tuo Cimitero al Deck. Evoca Specialmente 1 mostro "Koa'ki Meiru" di Livello 4 o inferiore dalla tua mano o dal tuo Cimitero.
Portuguese	Síntese Urgente	Ative por retornar 1 "Iron Core of Koa'ki Meiru" do seu Cemitério ao seu Deck. Special Summon 1 monstro "Koa'ki Meiru" de Nível 4 ou menor da sua mão ou Cemitério para o seu lado do campo.
Spanish	Síntesis Urgente	Devuelve 1 "Núcleo de Hierro de Koa'ki Meiru" desde tu Cementerio a tu deck. Invoca de Modo Especial, desde tu mano o Cementerio, 1 monstruo "Koa'ki Meiru" de Nivel 4 o menor.
Japanese	緊（きん）急（きゅう）合（ごう）成（せい）	自分の墓地に存在する「コアキメイルの鋼核」１枚をデッキに戻して発動する。自分の手札・墓地からレベル４以下の「コアキメイル」と名のついたモンスター１体を特殊召喚する。
	Kinkyū Gōsei
Korean	긴급합성	자신의 묘지에 존재하는 '코아키메일의 강철핵' 1장을 덱으로 되돌리고 발동한다. 자신의 패 / 묘지에서 레벨 4 이하의 '코아키메일' 이라는 이름이 붙은 몬스터 1장을 특수 소환한다.

Sets in other languages

French

• No set name provided at non-empty input line 1.
• No set name provided at non-empty input line 2.
• No set name provided at non-empty input line 3.

Release	Number	Set	French name	Rarity
	[[|]]
	[[|]]
	[[|]]

German

• No set name provided at non-empty input line 1.
• No set name provided at non-empty input line 2.
• No set name provided at non-empty input line 3.

Release	Number	Set	German name	Rarity
	[[|]]
	[[|]]
	[[|]]

Italian

• No set name provided at non-empty input line 1.
• No set name provided at non-empty input line 2.
• No set name provided at non-empty input line 3.

Release	Number	Set	Italian name	Rarity
	[[|]]
	[[|]]
	[[|]]

Spanish

• No set name provided at non-empty input line 1.
• No set name provided at non-empty input line 2.
• No set name provided at non-empty input line 3.

Release	Number	Set	Spanish name	Rarity
	[[|]]
	[[|]]
	[[|]]

Japanese

• No set name provided at non-empty input line 1.
• No set name provided at non-empty input line 2.
• No set name provided at non-empty input line 3.

Release	Number	Set	Japanese name	Rarity
	[[|]]
	[[|]]
	[[|]]

Korean

• No set name provided at non-empty input line 1.
• No set name provided at non-empty input line 2.
• No set name provided at non-empty input line 3.

Release	Number	Set	Korean name	Rarity
	[[|]]
	[[|]]
	[[|]]

In other media

Page	Medium	Debut date
Urgent Synthesis (Duel Links)	Yu-Gi-Oh! Duel Links	2018-08-26
Urgent Synthesis (Master Duel)	Yu-Gi-Oh! Master Duel	2022-01-19