These promos were released on December 9, 1999, included in the game PS1 True Duel Monsters: Sealed Memories , also the same day a guide book was released.

Game Guide: Yu-Gi-Oh! True Duel Monsters: Sealed Memories Game Guide

• Set Name: PlayStation True Duel Monsters Promos: Series 1
• Japanese Set ID: None
• Japanese OCG Release Date: 9 December 1999

OCG Set Card Ratios:
Japanese

OCG Set Card Galleries:
Japanese

OCG Set Card Lists:
Japanese

• Zoa 「デビルゾア」
• Metalzoa 「メタル・デビルゾア」
• Metalmorph 「メタル化・魔法反射装甲」
• Harpie's Pet Dragon 「ハーピィズペット竜」
• Red-Eyes Black Metal Dragon 「レッドアイズ・ブラックメタルドラゴン」