President of Republic of Amgine. Leader of the Master Brain, a group of genius givers who hunt Phi-Brain children. They are after the annihilation of all puzzlers, in accordance with a pledge they swore to Jin Makata.

Real name: Zagadka. Lovushka's childhood friend and finacé. He had been making puzzles as her personal Giver when they two joined POG. Enigma revealed everything about Jin hating puzzles was a lie as he orchestrated himself to avenge Lovushka. Lovushka's death was the result of Enigma pushing her to fulfill her dream, she died challenging a Fools' Puzzle. Enigma decided puzzles were to blame and should be annihilated along with Phi-Brain children.