Talk:Riven Transmuter/@comment-34927453-20180706091430/@comment-2A01:119F:23C:DE00:ED0C:102D:C651:2521-20180824145103

1 mod is 25% chance for that weapon category to roll out.

2 shotgun + 2 primary = 50% for shotgun and 50% for primary

1 pistol + 1 melee + 1 primary + 1 shotgun = 25% for each