Wave 4: Siege II
Number: 043
Rare
0★
Yes. Each Plan is optional, so you could anywhere from 0 to 3 cards from your hand on top of your deck.
Yes. Even if you have two characters with the right upgrades and you plan to attack with both of them during your turn, you choose which character will be affected when you play Overwhelming Advantage.
No. As soon as the defender is KO’d, the attack ends.
Yes. The upgrade check is made when flipping battle cards, so if you no longer have all colors among your Upgrades, OA cannot be fired.