

Q1: What does a card with "X in its text" refer to?
It refers to a card that contains the specified text or icon in its name, traits, effects, inherited effects, (Rule), digivolution requirements, DNA digivolution, DigiXros requirements, burst digivolve, App Fusion, Link, or Assembly requirements. For example, a card with Knightmon in its text would include cards with the name DarkKnightmon and cards with the text Knightmon in their effects.
Lv.3 Keramon (X Antibody) BT24-052 C Rookie | Unknown | Unidentified/X Antibody [When Moving] [When Digivolving] You may play 1 [Diaboromon] Token without paying the cost. (Digimon/Cost 14/Lv. 6/White/Mega/Unknown/Unidentified/3000 DP) --- [All Turns] [Once Per Turn] When this Digimon with [Diaboromon] in its text would leave the battle area, by deleting 1 of your other [Diaboromon], it doesn't leave.
Lv.3 Keramon (X Antibody) BT24-052 C Rookie | Unknown | Unidentified/X Antibody [Digivolve] [Keramon]: Cost 0 [When Moving] [When Digivolving] You may play 1 [Diaboromon] Token without paying the cost. (Digimon/Cost 14/Lv. 6/White/Mega/Unknown/Unidentified/3000 DP) --- [All Turns] [Once Per Turn] When this Digimon with [Diaboromon] in its text would leave the battle area, by deleting 1 of your other [Diaboromon], it doesn't leave.
Lv.3 Keramon (X Antibody) BT24-052 C rookie | Unknown | Unidentified/X Antibody [Digivolve] [Keramon]: Cost 0 [When Moving] [When Digivolving] You may play 1 [Diaboromon Token] (Digimon/Cost 14/Lv.6/White/Mega/Unknown/Unidentified/3000 DP) --- [All Turns] [Once Per Turn] When this Digimon with [Diaboromon] in its text would leave the battle area, by deleting 1 of your other [Diaboromon], it doesn't leave.
Lv.3 ケラモンX抗体 BT24-052 C 成長期 | 不明 | 種族不明/X抗体 【移動時】【進化時】「ディアボロモン」(デジモン• 14コスト• Lv.6• 白• 究極体• 不明• 種族不明• DP3000)トークン1体をコストを支払わずに登場できる。 --- 【お互いのターン】[ターンに1回]「ディアボロモン」の記述があるこのデジモンがバトルエリアを離れるとき、他の自分の「ディアボロモン」1体を消滅させることで、離れない。