Yolei Inoue & Kari Kamiya - Beginning Observer (BT16)

[Start of Your Main Phase] You may play 1 [Hawkmon] or [Salamon] from your hand without paying the cost. At the next end of your opponent's turn, return it to the hand.
[Your Turn] When one of your Digimon digivolves into a red or yellow Digimon, by suspending this Tamer, gain 1 memory. If DNA digivolving, 1 of your opponent's Digimon gets -3000 DP for the turn.