Tavern Brawler

Accustomed to rough-and-tumble fighting using whatever weapons happen to be at hand, you gain the following benefits:   Increase your Strength or Constitution score by 1, to a maximum of 20. You are proficient with improvised weapons. Your unarmed strike uses a d4 for damage. When you hit a creature with an unarmed strike or an improvised weapon on your turn, you can use a bonus action to attempt to grapple the target.