

Q1: If I activate this card's inherited effect when multiples of my Digimon with the DigiPolice or SEEKERS trait would leave the battle area at the same time, are all of those Digimon prevented from leaving?
Yes, all of those Digimon are prevented from leaving. This card's inherited effect affects all Digimon without having to choose them.
Lv.5 Hisyaryumon BT24-060 C Ultimate | Vaccine | Beast Dragon/X Antibody/DigiPolice/SEEKERS [When Attacking] Reveal the top 3 cards of your deck. This Digimon may digivolve into a [DigiPolice] or [SEEKERS] trait Digimon card among them without paying the cost. Return the rest to the top or bottom of the deck. [All Turns] When Tamer cards are placed in this Digimon's digivolution cards, suspend 1 of your opponent's Digimon. Then, this Digimon may attack your opponent's Digimon. --- [All Turns] [Once Per Turn] When any of your [DigiPolice] or [SEEKERS] trait Digimon would leave the battle area, by playing 1 [DigiPolice] or [SEEKERS] trait Tamer card from this Digimon's digivolution cards without paying the cost, they don't leave.
Lv.5 Hisyaryumon BT24-060 C Ultimate | Vaccine | Beast Dragon/X Antibody/DigiPolice/SEEKERS [Digivolve] Lv.4 w/[DigiPolice]/[SEEKERS] trait: Cost 3 [When Attacking] Reveal the top 3 cards of your deck. This Digimon may digivolve into a [DigiPolice] or [SEEKERS] trait Digimon card among them without paying the cost. Return the rest to the top or bottom of the deck. [All Turns] When Tamer cards are placed in this Digimon's digivolution cards, suspend 1 of your opponent's Digimon. Then, this Digimon may attack your opponent's Digimon. --- [All Turns] [Once Per Turn] When any of your [DigiPolice] or [SEEKERS] trait Digimon would leave the battle area, by playing 1 [DigiPolice] or [SEEKERS] trait Tamer card from this Digimon's digivolution cards without paying the cost, they don't leave.
Lv.5 Hisyaryumon BT24-060 C ultimate | Vaccine | Beast Dragon/X Antibody/DigiPolice/SEEKERS [Digivolve] Lv.4 w/[DigiPolice]/[SEEKERS] trait: Cost 3 [When Attacking] Reveal the top 3 cards of your deck. This Digimon may digivolve into a [DigiPolice] or [SEEKERS] trait Digimon card among them without paying the cost. Return the rest to the top or bottom of the deck. [All Turns] When Tamer cards are placed in this Digimon's digivolution cards, suspend 1 of your opponent's Digimon. Then, this Digimon may attack your opponent's Digimon. --- [All Turns] [Once Per Turn] When any of your [DigiPolice] or [SEEKERS] trait Digimon would leave the battle area, by playing 1 [DigiPolice] or [SEEKERS] trait Tamer card from this Digimon's digivolution cards without paying the cost, they don't leave.
Lv.5 ヒシャリュウモン BT24-060 C 完全体 | ワクチン種 | 獣竜型/X抗体/デジ対/シーカーズ 【アタック時】自分のデッキの上から3枚オープンする。このデジモンをその中の特徴に「デジ対」/「シーカーズ」を持つデジモンカードにコストを支払わずに進化できる。残りはデッキの上か下だけに戻す。 【お互いのターン】このデジモンの進化元にテイマーカードが置かれたとき、相手のデジモン1体をレストさせる。その後、このデジモンで相手のデジモンにアタックできる。 --- 【お互いのターン】[ターンに1回]特徴に「デジ対」/「シーカーズ」を持つ自分のデジモンがバトルエリアを離れるとき、このデジモンの進化元から、特徴に「デジ対」/「シーカーズ」を持つテイマーカード1枚をコストを支払わずに登場させることで、離れない。