But what about second breakfast?

Halfling
Halfing
Abilities
Racial Traits
Brave - Racial Trait
You have advantage on saving throws against being frightened.
Unorganised
Lucky! - Racial Trait
When you roll a 1 on an attack roll, ability check, or saving throw, you can reroll the die. You must use the new result, even if it is a 1.
Naturally Stealthy - Racial Trait
You can attempt to hide even when you are only obscured by a creature that is at least one size larger than you.
Nimble - Racial Trait
You can move through the space of any creature that is of a size larger than yours.