Gnome

Age, Gnomes live for around 300 years, reaching adulthood around the age of 30
Size, Gnomes stand around 3ft tall. Your size is small.
Speed, Your movement speed is 30ft.
Gnome Cunning, you have advantage on Intelligence, Wisdom and Charisma saves against magical effects.
Quick Study, when you make a check with any tool with which you do not have proficiency you can add half your proficiency bonus, rounded down.
Keen Eye, if you see someone casting a spell you can use your reaction to make an Intelligence check (Dc = 11 + the spells level). On a success you learn what the spell is and, if you have the capacity to do so, can cast the spell as if you had prepared it. You keep the spell until you finish a long rest, cast the spell or use this ability again. You may use this ability a number of times equal to your proficiency bonus, recharging all spent uses after a long rest.
Fae Magic, you know one cantrip from the Illusion or Enchantment schools. Intelligence is your spell casting ability.
Languages, You can speak, read, and write Common and Gnomish.