|This card's written lore in the anime was not shown, was too small to read, or was partially or completely obstructed; the lore listed here is a reconstruction based on how it was used, character descriptions of the card, and/or its OCG/TCG lore. It may not be accurate or complete.|
Caius the Shadow Monarch
- Japanese: 邪帝ガイウス
- Romaji: Jatei Gaiusu
- Translated: Gaius the Wicked Monarch
- Activates upon Tribute Summon
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