The Last Guardian      BT20-100  U
Royal Knight

[Main] Reveal the top 3 cards of your deck. Add 1 [Cool Boy] and 1 card with the [Royal Knight] or [X Antibody] trait among them to the hand. Return the rest to the bottom of the deck. Then, place this card in the battle area.
[All Turns] When any of your Digimon with [Omnimon] in their names would leave the battle area, <Delay>
• 1 of those Digimon doesn't leave.

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[Security] You may play 1 [Omekamon] or [Cool Boy] from your hand or trash without paying the cost. Then, place this card in the battle area.

The Last Guardian      BT20-100  R
Royal Knight

[Main] Reveal the top 3 cards of your deck. Add 1 [Cool Boy] and 1 card with the [Royal Knight] or [X Antibody] trait among them to the hand. Return the rest to the bottom of the deck. Then, place this card in the battle area.
[All Turns] When any of your Digimon with [Omnimon] in its name would leave the battle area, <Delay>
• 1 of those Digimon doesn't leave.

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最後の守護者      BT20-100  U
ロイヤルナイツ

【メイン】自分のデッキの上から3枚オープンする。その中の「クールボーイ」1枚と特徴に「ロイヤルナイツ」/「X抗体」を持つカード1枚を手札に加える。残りはデッキの下に戻す。その後、このカードをバトルエリアに置く。
【お互いのターン】名称に「オメガモン」を含む自分のデジモンがバトルエリアを離れるとき、≪ディレイ≫。
• そのデジモン1体は離れない。

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【セキュリティ】自分の手札/トラッシュから、「オメカモン」/「クールボーイ」1枚をコストを支払わずに登場できる。その後、このカードをバトルエリアに置く。