File:Strea Millennium Twilight character design.png

Source: Dengeki Online: http://dengekionline.com/elem/000/001/451/1451090/. Screenshot taken from Gematsu. Link: https://gematsu.com/gallery/albums/accel-world-vs-sword-art-online/january-19-2017/Accel-World-VS-Sword-Art-Online-Millennium-Twilight_2017_01-19-17_001.jpg