Eri Yuzuki

Eri Yuzuki (柚木エリ) known as Helena in «Sword Art Online» (SAO), «ALfheim Online» (ALO) and «Project Alicization» is a recurring characters Sword Art Online is a supporting character in the Aincrad Arc and a reoccurring character through the Sword Art Online series. she was one of the 50,000 players who were trapped in Sword Art Online.

Personality
Eri is cunning, playful, devious young woman but is also considerate and helpful at times. She studies her opponents and surroundings carefully and makes close and precise assumptions to their moves. Thus, she uses this knowledge as she sees fit.