Cart Salesman

Fey Ancestry: A cart salesman has advantage against being charmed and cannot be put to sleep magically.

Bardic Inspiration: A cart salesman can bestow a d8 to anyone besides themselves within 60 ft as a bonus action. This d8 can be applied to any one ability check, saving throw, or attack roll in the next 10 minutes. A cart salesman can do this 4 times per rest.

Unsettling Words: As a bonus action, a cart salesman can expend one Bardic Inspiration to reduce an enemy's next saving throw by 1d8.

Unfailing Inspiration: If someone fails a roll while using a Bardic Inspiration die, they can still keep the die.

Song of Rest: During a short rest, a cart salesman can give an extra 1d6 of healing to anyone that restores hit dice.

Countercharm: A Cart Salesman can make a brief performance lasting from one turn until the end of the next turn to grant advantage to any friendly creature within 30 ft of them on saving throws against being frightened or charmed.

Silver Tongue: Any d20 roll of 9 or lower on a persuasion or deception check made by a Cart Salesman can be treated as a 10.

Spellcasting. The Cart Salesman is a 7th-level spellcaster. Its spellcasting ability is Charisma (spell save DC 15, +7 to hit with spell attacks). The Cart Salesman has following bard spells prepared:

• Cantrips (at will): mending; prestidigitation; vicious mockery
• 1st level (4 slots): charm person; disguise self; sleep; thunderwave
• 2nd level (3 slots): animal messenger; calm emotions; detect thoughts; suggestion
• 3rd level (3 slots): hypnotic pattern; glyph of warding
• 4th level (1 slot): (no spells known of 4th level)

Universal Speech: As an action, the cart salesman can make 4 creatures within 60 ft of them understand them magically. This lasts one hour. This cannot be used again before a long rest unless the salesman expends a spell slot to use it.

Rapier. Melee Weapon Attack: +5 to hit, reach 5 ft., 1 target. Hit: 6 (1d8 + 2) piercing damage. 

Dagger. Melee Weapon Attack: +5 to hit, reach 5 ft., 1 target. Hit: 4 (1d4 + 2) piercing damage. (Thrown 20/60 ft).