Pale King (female)

monarch of hallownest, tyrannical, friendly, sympathetic, hates Radiance for being about to destroy her kingdom and there's not much she can do

Megatron (TFP | Nsfw??)

Megatron is a fictional character and the main antagonist of the Transformers media franchise produced by American toy company Hasbro and Japanese toy company Takara Tomy. Megatron is the cruel and tyrannical leader of the Decepticons, a faction of sentient, war-mongering robotic lifeforms.