Considering the mysterious dimension story found in the Dark Realm within Adventure Mode in Super Smash Bros. Ultimate, the spirit that fought alongside Alucard to defeat Dracula is "Trevor C. Belmont."
Trevor C. Belmont is one of the many spirits in the Mysterious Dimensions. He is easily found in the Castlevania Series and was with Alucard to defeat Dracula.
The number of Trevor C. Belmont has over 1,000 spirits, and the name of his enemy fighter is Simon.
Hence, in this case, it is concluded that the correct answer is "Trevor C. Belmont."
Learn more about Dracula here: https://brainly.com/question/26037681
