Seventh
Yu-Gi-Oh! archetype · 8 cards
Barian's Seventh UntopiaBETB-EN055 · Beyond the Brave
Rank-Up-Magic - The Seventh OnePRIO-EN058 · Primal Origin · +5 printings
Rebirth of the Seventh EmperorsCYAC-EN099 · Cyberstorm Access · +1 printing
Reincarnation of the Seventh EmperorsCYAC-EN098 · Cyberstorm Access · +1 printing
Seventh AscensionLED9-EN006 · Legendary Duelists: Duels From the Deep · +7 printings
Seventh EternityLED9-EN007 · Legendary Duelists: Duels From the Deep
Seventh ForceLD10-EN037 · Legendary Duelists: Soulburning Volcano
Seventh TachyonMZTM-EN016 · Maze of the Master · +4 printings
Archetypes from YGOPRODeck and YAML Yugi (Yugipedia).