Prerequisite: Str 13
Multiclass: Fighter
Benefit: You gain training in one skill from the fighter’s class skill list.Choose either one-handed melee weapons or two handed melee weapons. Once per encounter as a free action, you can add a +1 bonus to the next attack roll you make with a weapon of that category. Whether the attack hits or misses, you mark the target until the end of your next turn.
Source: PHB 208