0: D&D 5e Rules notes, questions, clarifications.   Posted by GM.Group: 0
GM
 GM, 3 posts
 Fair Winds and
 Following Seas
Sat 13 Jan 2018
at 22:54
0: D&D 5e Rules notes, questions, clarifications
Advantage: Roll two d20 and take the highest.
Disadvantage: Roll two d20 and take the lowest.
If you have both, roll only one d20.

Proficiency bonus is added once.