Return to the Dark Age

{| border="1" cellspacing="0" width="100%" ! valign="center" style="background:#800000; color:#FFFF00" colspan="4" | Introduction
 * colspan="4" |
 * Mainly focused in Spellcasters, Beasts and Spells.
 * Introduces a new family, Freud's Garden Beasts.
 * The Envoys Stikes Back! Meet the new four "Envoy" monsters that can break any smile.
 * Cover Card is "Amphibious Beast-Envoy of Redemption".
 * Cover Card is "Amphibious Beast-Envoy of Redemption".

{| align="center" class="sortable" border="1" cellpadding="3" width="100%" style="border-collapse:collapse" ! valign="center" | Set Number || Card Name || Rarity || Category
 * RTDA-EN006
 * V-Strike Lord
 * Super Rare
 * Effect Monster
 * RTDA-EN034
 * Titania, Master of Tides
 * Super Rare
 * Gemini Monster
 * RTDA-EN035
 * Lemurian Dragon Lord
 * Ultra Rare
 * Effect Monster
 * RTDA-EN036
 * Holy Emperor Gautami
 * Rare
 * Effect Monster
 * RTDA-EN037
 * Holy Emperor Solarius
 * Super Rare
 * Fusion/Effect Monster
 * RTDA-EN???
 * Amphibian Beast-Envoy of Redemption
 * Secret Rare
 * Effect Monster
 * Fusion/Effect Monster
 * RTDA-EN???
 * Amphibian Beast-Envoy of Redemption
 * Secret Rare
 * Effect Monster
 * Effect Monster