繼「主角篇」之後，KONAMI 很快推出對應系列《遊戲王 OCG LIMIT OVER COLLECTION -THE RIVALS-》。此作於 2026 年 3 月 21 日正式發售，主打歷代主角的「宿命對手」，在定位上與前作形成鏡像結構，也讓整個 LIMIT OVER 系列的收藏價值更加完整。

延續「極限收藏」的設計理念，但將敘事焦點從英雄轉向反派與對手角色，例如 海馬瀨人、萬丈目準、赤馬零兒 等高人氣宿敵。卡片收錄範圍橫跨《怪獸之決鬥》到《SEVENS／GO RUSH》，將各世代「Rival」角色的王牌怪獸一網打盡。與主角篇偏向明亮、英雄式的視覺語言不同，本作整體採用暗金、冷紫與裂紋質感，營造出更強烈的壓迫感與支配力，使整體風格更具侵略性與戲劇張力。

在產品規格上，同樣採用高規格配置，每盒內含 15 包，每包 4 張卡片，並保證至少包含一張 Overframe Rare（OFR）。Overframe 技術在本作中進一步進化，尤其應用於龍族與機械族怪獸時，細節層次與壓紋表現更為複雜，使整體卡面呈現出近乎藝術品等級的精緻度。

至於價格居高不下的原因，除了延續 LIMIT OVER 系列的限量與序號機制外，「宿敵篇」在市場上甚至時常出現價格超越主角篇的現象。其中最關鍵的因素，被玩家稱為「海馬效應」。海馬瀨人 及其象徵怪獸 青眼白龍 在全球擁有極高的溢價能力，而本系列收錄多種青眼相關版本，使整體需求被大幅推升。此外，Overframe 在宿敵卡片上的工藝難度更高，例如金屬結構與龍鱗紋理的壓紋密度增加，導致良率下降，也間接推高了市場價格。另一個不可忽視的因素是「成套收藏效應」，許多玩家在購入主角篇後，為了打造主角與宿敵對峙的展示效果，往往會同步入手本作，形成強烈的連動購買需求，進一步加劇供不應求。

在卡片內容方面，本系列同樣引入最高等級的 Grand Master Rare（GMR），並附有專屬序列編號，是收藏市場中的頂級標的。其中最具話題性的卡片包括以全新構圖呈現的 青眼白龍，畫面描繪 海馬瀨人 站立於龍肩之上，搭配突破邊框的白光噴射效果，視覺衝擊極強；以及充滿金屬質感的 武裝龍 LV10，深受萬丈目粉絲青睞；還有配合 ZEXAL 15 週年推出的 銀河眼光子龍，其 Overframe 版本展現出宛如星河流動的光譜效果。

在動畫實體化與異圖卡方面，例如 命運英雄 血魔-D 採用全新的暗黑塗鴉風格，呈現出與過往截然不同的視覺語言；異色眼靈擺龍 則在獲得新支援效果後，同時兼具實戰價值與收藏價值。此外，本系列還隱藏了一張極具象徵意義的最高稀有度卡片「宿敵的對峙」，描繪歷代主角與宿敵同框的經典畫面，成為玩家熱烈追逐的終極目標之一。

總體而言，《遊戲王 OCG LIMIT OVER COLLECTION -THE RIVALS-》不僅是主角篇的延伸，更是整個 LIMIT OVER 系列完成度的關鍵拼圖。如果說主角篇象徵「光」，那麼宿敵篇則代表「影」。對於偏好龍族、機械族，或是特別喜愛 海馬瀨人 這類強勢對手角色的玩家而言，本作在藝術表現與收藏魅力上，甚至可說超越主角篇，成為更具衝擊力與深度的終極收藏之選。

Following the “Protagonists Edition,” KONAMI quickly released its counterpart, Yu-Gi-Oh OCG LIMIT OVER COLLECTION -THE RIVALS-. Officially launched on March 21, 2026, this set focuses on the “destined rivals” of each generation’s protagonists, forming a mirror-like counterpart to the previous release and completing the overall thematic structure of the LIMIT OVER series.

This collection continues the “extreme collectible” design philosophy but shifts its narrative focus from heroes to iconic antagonists and rival characters such as Seto Kaiba, Chazz Princeton, and Reiji Akaba. The card pool spans from Duel Monsters through SEVENS and GO RUSH, encompassing the signature ace monsters of all characters classified as “Rivals.” In contrast to the bright, heroic tone of the Protagonists Edition, this set adopts a darker visual language—featuring gold-black accents, cold purple tones, and cracked textures—to emphasize the overwhelming power and intimidating presence of these adversaries.

In terms of product configuration, the set maintains a premium format. Each box contains 15 packs, with 4 cards per pack, and guarantees at least one Overframe Rare (OFR). The Overframe technology is further refined here, especially in its application to dragon-type and machine-type monsters. The increased complexity of embossing and detailing elevates the cards to near art-piece quality.

The high market price of this release is driven by more than just the usual scarcity and serialized rarity system. In fact, the Rivals Edition often surpasses the Protagonists Edition in value. One major factor is what fans call the “Kaiba Effect.” Seto Kaiba and his iconic monster Blue-Eyes White Dragon possess extraordinary global demand and premium value. With multiple Blue-Eyes variants included in this set, overall demand has surged significantly. Additionally, the technical complexity of Overframe designs for rival monsters—particularly those with metallic structures or intricate scales—results in lower production yields, further driving up prices. Another important factor is the “completion effect”: many collectors who purchased the Protagonists Edition feel compelled to acquire this set as well in order to create a symmetrical “hero vs. rival” display, generating strong bundled demand and intensifying supply shortages.

As with the previous set, this collection features the top-tier Grand Master Rare (GMR) cards, each with unique serial numbers, making them highly prized among collectors. Standout examples include a newly illustrated Blue-Eyes White Dragon, depicting Seto Kaiba standing atop the dragon’s shoulder with dramatic light effects breaking beyond the card frame; the heavily metallic and visually striking Armed Dragon LV10, beloved by fans of Chazz; and the ZEXAL 15th anniversary-themed Galaxy-Eyes Photon Dragon, whose Overframe version showcases a flowing, star-like spectral effect.

In terms of anime-to-OCG adaptations and alternate-art cards, Destiny HERO - Plasma appears with a completely new dark graffiti-inspired aesthetic, offering a fresh visual identity. Meanwhile, Odd-Eyes Pendulum Dragon benefits from new Pendulum support, making it both competitively viable and collectible. The set also includes a hidden, ultra-high-rarity card titled “Rivals’ Confrontation,” depicting multiple generations of protagonists and rivals in a single scene—serving as one of the most sought-after chase cards in the entire collection.

In conclusion, Yu-Gi-Oh OCG LIMIT OVER COLLECTION -THE RIVALS- is not merely an extension of the Protagonists Edition, but a crucial piece that completes the LIMIT OVER series. If the Protagonists Edition represents “light,” then the Rivals Edition embodies “shadow.” For collectors who favor dragon-type or machine-type monsters, or who are particularly drawn to dominant rival figures like Seto Kaiba, this set arguably surpasses its counterpart in both artistic impact and collectible appeal, standing as a more intense and visually striking centerpiece in any high-end Yu-Gi-Oh collection.