Gate Guardian
Yu-Gi-Oh! archetype · 7 cards
Dark GuardianPHNI-EN013 · Phantom Nightmare
Elements of Thunder, Water, and WindSGX2-ENS10 · Speed Duel GX: Midterm Paradox
Gate GuardianMRD-000 · Metal Raiders · +9 printings
Gate Guardian of Thunder and WindMAZE-EN004 · Maze of Memories
Gate Guardian of Water and ThunderMAZE-EN006 · Maze of Memories
Gate Guardian of Wind and WaterMAZE-EN005 · Maze of Memories
Gate Guardians CombinedMAZE-EN003 · Maze of Memories
Archetypes from YGOPRODeck and YAML Yugi (Yugipedia).