OPTP
OPTP is the set prefix for the following sets:
- Speed Duel Remote Duel Extravaganza Main Event prize cards (001–003)
- Trials of the Pharaoh - Trials of the Kingdom promotional card (001)
- Trials of the Pharaoh - Match of the Millennium & Twisted Nightmares promotional card (002)
- Trials of the Pharaoh - Speed Duel: Battle City Box promotional card (003)
- Trials of the Pharaoh - Speed Duel GX: Duel Academy Box promotional card (004)
- Trials of the Pharaoh - Speed Duel GX: Midterm Paradox promotional card (005)