Yuuki [EX7-065] (Digimon Liberator Debuggers Set) [Digimon LIBERATOR]

[Start of Your Main Phase] If your opponent has a Digimon, gain 1 memory. [Main] If you have 4 or fewer cards in your hand, by suspending this Tamer, 1 of your Digimon may digivolve into a Digimon card with the [Dark Dragon]/[Evil Dragon] trait in the trash.