Goblin

Goblins occupy an uneasy place in a dangerous world, and they react by lashing out at any creatures they believe they can bully. Cunning in battle and cruel in victory, goblins are fawning and servile in defeat.

Ability Score Increase. You may increase one ability score by 2, and a different ability score by 1. This bonus cannot allow one of your scores to exceed 20.

Age. Goblins reach adulthood at age 8 and live up to 60 years.

Alignment. Goblins are typically neutral evil, as they care only for their own needs. A few goblins might tend toward good or neutrality, but only rarely.

Size. Goblins are between 3 and 4 feet tall and weigh between 40 and 80 pounds. Your size is Small.

Low Light Vision. Accustomed to skulking around at night and in caves, you have adjusted to vision in very dim conditions where some light is still present. You can see in dim light within 40 feet of you as if it were bright light.

Fey Ancestry. You have advantage on saving throws you make to avoid or end the charmed condition on yourself.

Fury of the Small. When you damage a creature with an attack or a spell and the creature’s size is larger than yours, you can cause the attack or spell to deal extra damage to the creature. The extra damage equals your proficiency bonus.

You can use this trait a number of times equal to your proficiency bonus, regaining all expended uses when you finish a short or long rest, and you can use it no more than once per turn.

Nimble Escape. You can take the Disengage or Hide action as a bonus action on each of your turns.

Languages. Your character can speak, read, and write Common and one other language that you and your DM agree is appropriate for the character. The Player’s Handbook offers a list of languages to choose from. The DM is free to modify that list for a campaign.

Mind Goblin

Mind Goblins are a variant version of the goblin, ask your DM about it.