Discord: http://discord.panelattack.com
Allowed Regions: Any, unless connection really becomes a problem. Server is in Ohio, USA, but Panel Attack seems to usually work well even with clients in Japan.
Tournament will be played on PC/Mac/Linux Tetris Attack / Panel de Pon clone "Panel Attack." See http://panelattack.com
Rules:
This will be a VS mode tournament, not time trial.
Depending on number of participants: round robin or swiss, or if >16 participants, group round robin into Double elimination.
Difficulty level 8, best of 5, (level 10, best of 7 beginning at quarter finals if DE).
Participants may play level 10 earlier if both in a match agree.