D'Ken Neramani (D'Ken for short) is the brother of both Deathbird and their younger sibling Lilandra Neramani, whom all three of them are heirs to the throne of the Shi'ar Empire. He is also one of the enemies of the X-Men and a villain from the Marvel comics and media. Both D'Ken and Deathbird are are greatly evil for various cruel deeds they've commited and each of them simply want to become the supreme ruler of the Shi'ar Empire