Royal
Yu-Gi-Oh! archetype · 9 cards
Imperial CustomANPR-EN067 · Ancient Prophecy · +3 printings
Imperial Iron WallSDZW-EN032 · Zombie World Structure Deck · +5 printings
Imperial OrderPSV-104 · Pharaoh's Servant · +10 printings
Royal CommandLON-080 · Labyrinth of Nightmare · +6 printings
Royal DecreeTP4-001 · Tournament Pack 4 · +12 printings
Royal OppressionLOD-091 · Legacy of Darkness · +7 printings
Royal PrisonORCS-EN079 · Order of Chaos · +1 printing
Royal SurrenderTLM-EN059 · The Lost Millennium · +2 printings
Royal Writ of TaxationPOTD-EN054 · Power of the Duelist
Archetypes from YGOPRODeck and YAML Yugi (Yugipedia).