Seiken Meppa (BT10-110 U) [Xros Encounter]

Product Details

While you have a Digimon with [Royal Knight] in its traits in play, you may use this card without meeting its color requirements.
[Main] Unsuspend 1 of your Digimon. Then, if that Digimon is [Jesmon GX], activate 1 of its [When Digivolving] effects.