[On Play] If it's your turn, 1 of your Digimon may digivolve into a Digimon card with [Royal Knight] in its traits in your hand for its digivolution cost.
[Your Turn][Once Per Turn] When one of your Digimon digivolves into a Digimon with [Huckmon] in its name or [Royal Knight] in its traits, gain 1 memory.