Complexity Fest with Sigh, Frail Body, and more

Japanese avant‑black metal legends Sigh (formed 1989/90), led by Mirai Kawashima; debuted with classic “Scorn Defeat” on Euronymous’ DSP; psychedelic, experimental.

Plini Roessler-Holgate, an Australian guitarist from Sydney, is celebrated for his instrumental progressive rock and metal, blending virtuosic playing with intricate compositions, jazz fusion, and math rock. MusicRadar named him best prog guitarist of 2017, and Steve Vai hailed him as "the future of exceptional guitar playing". Notable albums include Handmade Cities, Impulse Voices, and An Unnameable Desire. He has collaborated with artists like Tosin Abasi.

Southern California instrumental trio blending art rock, post‑metal, prog, trip‑hop & psych; cinematic surreal “abandoned space” sound, DIY visuals; praised by Noisey.

California hardcore/noise duo SQUID PISSER (Tommy Meehan—Deaf Club/Cancer Christ; Seth Carolina—Starcrawler) unleashes filthy, fast, pedal-warped chaos.