Dartzerker
Beserker Barbarian 9/battlemaster 3/rogue 8
Archery style, throwing darts with Str.
Advantage, +2 to hit = 93.75% hit chance
+precision attack = not going to miss.
(1D4+5+3)*2 = 21
+3d6+4d6 = 24.5
= 45.5
Also, you can push 15', knock prone (Dex save), and bonus action dashing away...