Artist appearances at Synthis concerts

No artists have performed a song with Artist: Synthis (ef60e8de-8fee-423f-a18a-f10ddc9917a2) on stage yet. Have you seen an artist hitting the stage at a Artist: Synthis (ef60e8de-8fee-423f-a18a-f10ddc9917a2) concert? Add or edit the setlist and help improving our statistics!