Every printing we track, with today's reference value. Cards someone is selling show the lowest price.
40 cards

Ancient Gear Gadget
Structure Deck: Machine Reactor #SR03-EN000

Ancient Gear Reactor Dragon
Structure Deck: Machine Reactor #SR03-EN001

Ancient Gear Hydra
Structure Deck: Machine Reactor #SR03-EN002

Ancient Gear Wyvern
Structure Deck: Machine Reactor #SR03-EN003

Ancient Gear Gadjiltron Dragon
Structure Deck: Machine Reactor #SR03-EN004

Ancient Gear Golem
Structure Deck: Machine Reactor #SR03-EN005

Ancient Gear Gadjiltron Chimera
Structure Deck: Machine Reactor #SR03-EN006

Ancient Gear Beast
Structure Deck: Machine Reactor #SR03-EN007

Ancient Gear Engineer
Structure Deck: Machine Reactor #SR03-EN008

Ancient Gear Knight
Structure Deck: Machine Reactor #SR03-EN009

Ancient Gear Soldier
Structure Deck: Machine Reactor #SR03-EN010

Ancient Gear Box
Structure Deck: Machine Reactor #SR03-EN011

Geargiauger
Structure Deck: Machine Reactor #SR03-EN012

Planet Pathfinder
Structure Deck: Machine Reactor #SR03-EN013

Minefieldriller
Structure Deck: Machine Reactor #SR03-EN014

Card Trooper
Structure Deck: Machine Reactor #SR03-EN015

Gigantes
Structure Deck: Machine Reactor #SR03-EN016

BOXer
Structure Deck: Machine Reactor #SR03-EN017

Hardened Armed Dragon
Structure Deck: Machine Reactor #SR03-EN018

Spell Striker
Structure Deck: Machine Reactor #SR03-EN019

Maxx "C"
Structure Deck: Machine Reactor #SR03-EN020

Ancient Gear Catapult
Structure Deck: Machine Reactor #SR03-EN021

Ancient Gear Fortress
Structure Deck: Machine Reactor #SR03-EN022

Ancient Gear Castle
Structure Deck: Machine Reactor #SR03-EN023

Ancient Gear Workshop
Structure Deck: Machine Reactor #SR03-EN024

Geartown
Structure Deck: Machine Reactor #SR03-EN025

Mausoleum of the Emperor
Structure Deck: Machine Reactor #SR03-EN026

Pseudo Space
Structure Deck: Machine Reactor #SR03-EN027

Limiter Removal
Structure Deck: Machine Reactor #SR03-EN028

Machine Duplication
Structure Deck: Machine Reactor #SR03-EN029

Inferno Reckless Summon
Structure Deck: Machine Reactor #SR03-EN030

Galaxy Cyclone
Structure Deck: Machine Reactor #SR03-EN031

Terraforming
Structure Deck: Machine Reactor #SR03-EN032

Jar of Avarice
Structure Deck: Machine Reactor #SR03-EN033

Mischief of the Gnomes
Structure Deck: Machine Reactor #SR03-EN034

Machine King - 3000 B.C.
Structure Deck: Machine Reactor #SR03-EN035