

Q1: When a Cerberusmon with BT10-011 Canoweissmon and Gammamon with an On Play effect in its digivolution cards digivolves into this card, does this card's When Digivolving effect activate the On Play effect on both this card and the Gammamon digivolution card?
Yes, they activate.
Lv.5 Cerberusmon (X Antibody) EX5-061 R Ultimate | Vaccine | Dark Animal/X Antibody [On Play] You may play 1 purple level 3 Digimon card from your trash without paying the cost. [When Digivolving] <Draw 1>. Then, trash 1 card in your hand. If a Digimon card with [Cerberusmon] in its name or [X Antibody] is in this Digimon's digivolution cards, activate this Digimon's [On Play] effects. --- [When Attacking] [Once Per Turn] By deleting 1 of your other Digimon, unsuspend this Digimon.
Lv.5 Cerberusmon (X Antibody) EX5-061 R Ultimate | Vaccine | Dark Animal/X Antibody [Digivolve] Lv.5 w/[Cerberusmon] in name w/o [X Antibody] trait: Cost 0 [On Play] You may play 1 purple level 3 Digimon card from your trash without paying the cost. [When Digivolving] <Draw 1>. Then, trash 1 card in your hand. If a Digimon card with [Cerberusmon] in its name or [X Antibody] is in this Digimon's digivolution cards, activate this Digimon's [On Play] effects. --- [When Attacking] [Once Per Turn] By deleting 1 of your other Digimon, unsuspend this Digimon.
Lv.5 Cerberusmon (X Antibody) EX5-061 R ultimate | Vaccine | Dark Animal/X Antibody [Digivolve] Lv.5 w/[Cerberusmon] in name w/o [X Antibody] trait: Cost 0 [On Play] You may play 1 purple level 3 Digimon card from your trash without paying the cost. [When Digivolving] <Draw 1> Then, trash 1 card in your hand. If a Digimon card with [Cerberusmon] in its name or [X Antibody] is in this Digimon's digivolution cards, activate this Digimon's [On Play] effects. --- [When Attacking] [Once Per Turn] By deleting 1 of your other Digimon, unsuspend this Digimon.
Lv.5 ケルベロモンX抗体 EX5-061 R 完全体 | ワクチン種 | 魔獣型/X抗体 【登場時】自分のトラッシュから、紫のLv.3のデジモンカード1枚をコストを支払わずに登場できる。 【進化時】≪1ドロー≫。その後、自分の手札を1枚破棄する。このデジモンの進化元に名称に「ケルベロモン」を含むデジモンカードか「X抗体」があるなら、このデジモンの【登場時】効果を発揮する。 --- 【アタック時】[ターンに1回]他の自分のデジモン1体を消滅させることで、このデジモンをアクティブにする。