Silke is a playable dragon in Dragalia Lost.
A dragon adorned in a silk dress who once lived and worked among humans. Saddened by the brevity of human life, she took up taxidermy to preserve her friends for eternity. Once she opens up to someone, she actually gets kind of needy.
Official Description (Halloween Silke)
Believing Halloween costumes to be fashionable, Silke was happy to dress up for the party. She also believes the party allows people to prank one another without consequence and is gleefully pondering what tricks to play.