Q1: When I place this card in my battle area, can I use a purple Option card even if I have no other purple Digimon or Tamers in play?
No. Having this card in your battle area doesn't fulfill color requirements.
Q2: When I place this card in my battle area, can I activate this card's Delay effect even if I have no other purple Digimon or Tamers in play?
Yes, if this card is in your battle area, you can activate Delay, regardless of color requirements. Color requirements only matter when using Option cards.
Purple Memory Boost! P-040 SR [Main] Reveal the top 4 cards of your deck. Add 1 purple Digimon card among them to your hand. Place the remaining cards at the bottom of your deck in any order. Then, place this card in your battle area. [Main] <Delay> (Trash this card in your battle area to activate the effect below. You can't activate this effect the turn this card enters play.) • Gain 2 memory. --- [Security] Place this card in its owner's battle area.
Purple Memory Boost! P-040 SR [Main] Reveal the top 4 cards of your deck. Add 1 purple Digimon card among them to your hand. Place the remaining cards at the bottom of your deck in any order. Then, place this card in your battle area.[Main] <Delay> (Trash this card in your battle area to activate the effect below. You can't activate this effect the turn this card enters play.) • Gain 2 memory. --- [Security] Place this card in its owner's battle area.
Purple Memory Boost! P-040 SR [Main] Reveal the top 4 cards of your deck. Add 1 {{Colour|purple}} Digimon card among them to the hand. Place the remaining cards at the bottom of your deck in any order. Then, place this card in your battle area. [Main] <Delay> • Gain 2 memory. ---
ヴァイオレット• メモリーブースト!! P-040 SR 【メイン】自分のデッキの上から4枚オープンする。その中の紫のデジモンカード1枚を手札に加える。残ったカードは好きな順番でデッキの下に戻す。その後、このカードをバトルエリアに置く。【メイン】≪ディレイ≫(バトルエリアのこのカードを破棄することで、以下の効果を発揮する。この効果はこのカードを置いたターンには発揮できない)• メモリーを+2する。 --- 【セキュリティ】このカードをバトルエリアに置く。