Originally Posted by Bugginity

Free disengage of enemies just ignore the positioning of Martials is a bit much too, what's the point of opportunity attack? Goblins disengage every time, if he/she doesn't have healing potion, or spell.


Well goblins in particular have you at a disadvantage there in 5e

Nimble Escape. The goblin can take the Disengage or Hide action as a bonus action on each of its turns.