Talk:Split Chamber/@comment-94.30.71.13-20130422092701/@comment-209.124.221.51-20130422152206

Cryo Rounds are 90% of your weapons damage.

Multishot is an entirely separate shot. That means it applies:

Base Damage, Fire Damage, Frost Damage, Lightning Damage and Armor Piercing as if you had pulled the trigger a second time.

So use both