Gunther has cemented himself as one of WWE’s most dominant forces, even retiring Goldberg earlier this year. While he is a logical candidate on paper, his cold and arrogant persona doesn’t align with the emotional tone of Cena’s retirement.
The Ring General thrives in long, story‑driven rivalries, not one‑off matches designed for sentiment. He has already proven himself as a top star, and retiring Cena would not add much to his already impressive resume.