

Q1: What does "while you have (the specified card) on the field" mean, exactly?
It refers to when you have the specified card in the battle area or breeding area.
Wolkenapalm BT23-091 C CS While you have a Digimon or Tamer with the [CS] trait on the field, you can ignore this card's color requirements. [Main] Delete 1 of your opponent's Digimon with the lowest DP. Then, place this card in the battle area. [Your Turn] When one of your [CS] trait Digimon attacks, <Delay> • Delete 1 of your opponent's Digimon with the lowest DP. --- [Security] Delete 1 of your opponent's Digimon with the lowest DP. Then, place this card in the battle area.
Wolkenapalm BT23-091 C CS While you have a Digimon or Tamer with the [CS] trait on the field, you can ignore this card's color requirements. [Main] Delete 1 of your opponent's Digimon with the lowest DP. Then, place this card in the battle area. [Your Turn] When one of your [CS] trait Digimon attacks, <Delay> • Delete 1 of your opponent's Digimon with the lowest DP. --- [Security] Delete 1 of your opponent's Digimon with the lowest DP. Then, place this card in the battle area.
Wolkenapalm BT23-091 C CS While you have a Digimon or Tamer with the [CS] trait on the field, you can ignore this card's color requirements. [Main] Delete 1 of your opponent's Digimon with the lowest DP. Then, place this card in the battle area. [Your Turn] When one of your [CS] trait Digimon attacks, <Delay> • Delete 1 of your opponent's Digimon with the lowest DP. --- [Security] Delete 1 of your opponent's Digimon with the lowest DP. Then, place this card in the battle area.
ヴォルケナパーム BT23-091 C CS エリアに特徴に「CS」を持つ自分のデジモン/テイマーがいる間、このカードは色条件を無視できる。 【メイン】最もDPの低い相手のデジモン1体を消滅させる。その後、このカードをバトルエリアに置く。 【自分のターン】特徴に「CS」を持つ自分のデジモンがアタックしたとき、≪ディレイ≫。 • 最もDPの低い相手のデジモン1体を消滅させる。 --- 【セキュリティ】最もDPの低い相手のデジモン1体を消滅させる。その後、このカードをバトルエリアに置く。