Board Thread:Wikia Discussion/@comment-26091666-20151103015609/@comment-26154973-20151201165412

He has it in the beginning of the video, 2 T3 Sonars and T3 DC, all +1. So it's a normal crit if formation/engagement modifiers are preserved (even just one of them), but slightly over the max. possible damage (24) otherwise.

Also, while conclusions may be questionable, there are still raw data points in said Japanese spreadsheets, may also use them.