yu-gi-oh mechanized madness structure deck Buy Yugioh Machiners Command Machina Defender (Yugioh Structure Deck:

As you can see below, the main deck has exactly 41 cards

A joke card on all sorts of levels

"Elemental HERO Solid Soldier" and "Liquid Soldier" are good monsters to Normal Summon, as they can Special Summon needed "HERO" monsters (usually "Shadow Mist" to search for "Mask Change") and/or provide useful advantage after being used for a Fusion Summon (reviving a "HERO" monster from the GY via "Solid Soldier" or allows drawing of 2 cards + a discard with "Liquid Soldier")

Design Notes : In an Akiza / Leo / Luna vs Paradox duel, Ancient Fairy Dragon would probably be Paradox's second priority after Black Rose Dragon, as it would have either a handy fetching effect or summoning effect