{{about| border="1" cellspacing="0" width="100%"|-! valign="center" style="background:#800000; color:#FFFF00" colspan="3" | Introduction|-| colspan="3" |'''Structure Deck: Machina Mayhem''' is the sixteenth TCG [[Structure Deck]] to be released into |the [[TCG]]. It is the [[TCG]] version of OCG Structure Deck|[[Structure Deck 18: Machiners Command]]. It introduces the [[Machina]] [[Archetype]] for the first time to the [[TCG]]. It focuses partially on [[Union Monsters]]. The differences from Machiners Command are the removal of [[Formation Union]], [[Combination Attack]] and [[Wave-Motion Cannon]], which were replaced by a second [[Armored Cybern]], [[Solidarity]] and [[The Big Saturn]].|-! valign="center" style="background:#800000; color:#FFFF00" colspan="3" | Deck Specifications }}|-{{Infobox set| colspanimage ="1" |<center>[[File:SDMM-DeckEN.jpg|center|thumb]]</center>| valign="top" colspan="2" |<center>[[File:USA.png]] [[File:CAN.png]] [[File:UKM.png]] [[File:EUR.png]]</center>* English Set Name: '''[[English Set Names::Structure Deck: Machina Mayhem]]'''* TCG Set Prefix: '''[[TCG Set Prefixes::[[SDMM]]]]'''* TCG Release Date: '''[[TCG Release Dates::2010-2-23|23 February, 2010]]'''* [[Cover Card]]: '''[[TCG Cover Card::Machina Fortress]]'''* Includes 40 cards:** 1 Rulebook** 1 Deluxe Game Mat** 1 Dueling Guide

'''TCG Set Card Ratios| en_name = Structure Deck:'''<br />Machina Mayhem'''''[[Set Card Ratios| fr_name = Deck de Structure :Dévastation Méchabot| de_name = Structure Deck: Machina Mayhem (TCG-JP)| it_name = Structure Deck: I Mek Devastatori|TCG]]'''''es_name = Baraja de Estructura: Vorágine de la Maquinaria

'''TCG Card Galleries:'''<br />'''''1st Edition'''''<br />'''''| type = [[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-EN-1E)|English]]''''' - '''''[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-FR-1E)| prefix = SDMM|French]]''''' - '''''[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-DE-1E)size = 40|German]]''''' - '''''cover_card = [[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-IT-1E)|ItalianFortress]]''''' - '''''[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-SP-1E)|Spanish]]'''''en_database_id = 2201002

'''''Unlimited edition'''''<br />| na_release_date = February 23, 2010'''''[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-EN-UE)|English]]''''' - '''''[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-FR-UE)eu_release_date = February 19, 2010|French]]''''' - '''''[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-DE-UE)oc_release_date = February 19, 2010|German]]''''' - '''''[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-IT-UE)fr/de/it/es_release_date = February 18, 2010|Italian]]''''' es- '''''[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-SP-UE)|Spanish]]'''''lat_release_date = February 23, 2010

'''TCG Set Card Lists:'''<br />'''''| prev_raw = [[Set Card Lists:Structure Deck: Machina Mayhem Warrior's Strike (TCG-EN)|English]]← ''''' - '''''[[Set Card Lists:Structure Deck: Machina Mayhem (TCG-FR)|French]]Warrior's Strike'''' - '''''[[Set Card Lists:Structure Deck: Machina Mayhem (TCG-DE)|German]]''''' - '''''| next_raw = [[Set Card Lists:Structure Deck: Machina Mayhem Marik (TCG-IT)|Italian]]''''' - '''''[[Set Card Lists:Structure Deck: Machina Mayhem (TCG-SP)|Spanish]]'''''|-! valign="center" style="background:#800000; color:#FFFF00" colspan="3" | Spoiler Card List|-| valign="top" colspan="3" |* [[SDMM-EN001]] [[Machina Fortress]] ''([[Ultra Rare]])''* [[SDMM-EN002]] [[Machina Gearframe]] ''([[Super Rare]])''* [[SDMM-EN003]] [[Machina Peacekeeper]] ''([[Super Rare]])''* [[SDMM-EN004]] [[Scrap Recycler]] ''([[Common]])''* [[SDMM-EN005]] [[Commander Covington]] ''([[Common]])''* [[SDMM-EN006]] [[Machina Soldier]] ''([[Common]])''* [[SDMM-EN007]] [[Machina Sniper]] ''([[Common]])''* [[SDMM-EN008]] [[Machina Defender]] ''([[Common]])''* [[SDMM-EN009]] [[Machina Force]] ''([[Common]])''* [[SDMM-EN010]] [[Kinetic Soldier]] ''([[Common]])''* [[SDMM-EN011]] [[Blast Sphere]] ''([[Common]])''* [[SDMM-EN012]] [[Heavy Mech Support Platform]] ''([[Common]])'' x2* [[SDMM-EN013]] [[Cyber Dragon]] ''([[Common]])''* [[SDMM-EN014]] [[Proto-Cyber Dragon]] ''([[Common]])''* [[SDMM-EN015]] [[Green Gadget]] ''([[Common]])''* [[SDMM-EN016]] [[Red Gadget]] ''([[Common]])''* [[SDMM-EN017]] [[Yellow Gadget]] ''([[Common]])''* [[SDMM-EN018]] [[Armored Cybern]] ''([[Common]])'' x2* [[SDMM-EN019]] [[Cyber Valley]] ''([[Common]])''* [[SDMM-EN020]] [[The Big Saturn]] ''([[Common]])''* [[SDMM-EN021]] [[Machina Armored Unit]] ''([[Common]])Marik''* [[SDMM-EN022]] [[Prohibition]] ''([[Common→]])''* [[SDMM-EN023]] [[Swords of Revealing Light]] ''([[Common]])''* [[SDMM-EN024]] [[Shrink]] ''([[Common]])''* [[SDMM-EN025]] [[Frontline Base]] ''([[Common]])''* [[SDMM-EN026]] [[Machine Duplication]] ''([[Common]])''* [[SDMM-EN027]] [[Inferno Reckless Summon]] ''([[Common]])''* [[SDMM-EN028]] [[Hand Destruction]] ''([[Common]])''* [[SDMM-EN029]] [[Card Trader]] ''([[Common]])''* [[SDMM-EN030]] [[Solidarity]] ''([[Common]])''* [[SDMM-EN031]] [[Time Machine]] ''([[Common]])''* [[SDMM-EN032]] [[Dimensional Prison]] ''([[Common]])''* [[SDMM-EN033]] [[Metalmorph]] ''([[Common]])''* [[SDMM-EN034]] [[Rare Metalmorph]] ''([[Common]])''* [[SDMM-EN035]] [[Ceasefire]] ''([[Common]])''* [[SDMM-EN036]] [[Compulsory Evacuation Device]] ''([[Common]])''* [[SDMM-EN037]] [[Roll Out!]] ''([[Common]])'' x2}}

'''''Structure Deck: Machina Mayhem''''' is a [[Structure Deck]] in the ''[[Yu-Gi-Oh! Trading Card Game]]'' (''TCG''). It is the sixteenth deck in the TCG's Structure Deck series, following ''[[Structure Deck: Warrior's Strike (TCG)|Structure Deck: Warrior's Strike]]''. This deck is the ''[[TCG]]'' equivalent of ''[[Structure Deck: Machiners Command]]'' in the ''[[OCG]]''. ==Features==The deck introduces the [[Machina]] [[Archetype]] for the first time to the [[TCG]]. It focuses partially on [[Union Monsters]]. ==Breakdown=={{Main|Set Card Ratios: Structure Deck: Machina Mayhem (TCG)}} Each ''Structure Deck: Machina Mayhem'' contains 40 cards in total. The number of card of each rarity are as follows:  * 1 [[Ultra Rare]]* 2 [[Super Rare]]s* 37 [[Common]]s ==Galleries==<gallery heights="175px" captionalign="center">SDMM-DeckEN.jpg | English<br />''Structure Deck: Machina Mayhem''<br />[[Set Card Galleries: Structure Deck: Machina Mayhem (TCG-EN-1E)|1st Edition]] / [[Set Card Galleries: Structure Deck: Machina Mayhem (TCG-EN-UE)|Unlimited Edition]]SDMM-DeckFR.jpg | French<br />''Deck de Structure : Dévastation Méchabot''<br />[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-FR-1E)|1st Edition]] / [[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-FR-UE)|Unlimited Edition]]SDMM-DeckDE.jpg | German<br />''Structure Deck: Machina Mayhem''<br />[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-DE-1E)|1st Edition]] / [[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-DE-UE)|Unlimited Edition]]SDMM-DeckIT.jpg | Italian<br />''Structure Deck: I Mek Devastatori''<br />[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-IT-1E)|1st Edition]] / [[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-IT-UE)|Unlimited Edition]]SDMM-DeckSP.jpg | Spanish<br />''Baraja de Estructura: Vorágine de la Maquinaria''<br />[[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-SP-1E)|1st Edition]] / [[Set Card Galleries:Structure Deck: Machina Mayhem (TCG-SP-UE)|Unlimited Edition]]</gallery> ==Lists=={{Set navigation| ratios = TCG| lists = EN,FR,DE,IT,SP| 1e_galleries = EN,FR,DE,IT,SP| ue_galleries = EN,FR,DE,IT,SP}} {{Set list tabs|EN,FR,DE,IT,SP}}