- Alpha, Johnson, Saber, Jawhead and Angela are only the heroes are mechanicals.
- Alpha , Angela, and Saber were created in Laboratory 1718. Alpha is the third creation.
- He is one of the only 2 heroes who has a companion (a droid named Beta). Beta can provide fire support to enemies Alpha attacks. That's what makes Alpha effective in battles.
- His quote says "May the force be with you" is the reference to Star Wars series.
- He is one of the heroes to have a Season special skin (Sea Gladiator), along with Nana, Alucard, Fanny, Hilda, Minotaur, Moskov, and Estes.
- Onimusha (鬼武者, literally "Oni Warrior") is a reference to a series of video games by developer Capcom. The series makes use of the historic figures that shaped Japan's history, retelling their stories with supernatural elements.
- When he was first released he was too powerful and had to be adjusted for several patches in a row.
- His design is inspired by the character Saizo from the game Magic Rush, another game developed by Moonton, as confirmed in MLBB official facebook page.