You have advantage on all Intelligence, Wisdom, and Charisma saving throws against magic.

Your Intelligence score increases by 2 and Dexterity by 1.

You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can’t discern color in darkness, only shades of gray.

Font Skeleton don't age.

Font Skeletons vary in size as it depends on how many bones they are currently have added in their form but typically range from 3 to 7 feet tall, your size is Medium or Small.

Your base walking speed is 30 feet.

You can speak, read, and write Common and Undercommon.

You have several options for Bone Control Magic:

Rattle me Bones! - As a bonus action, you can imbue the magic that courses through your form into your melee weapons, until a successful hit with that weapon it becomes a magic weapon, dealing necrotic damage to the target, in addition to the weapon's damage. The extra damage is 2d8 adding another die and another uses of Rattle me Bones at levels (6, 10, 14,17 and 20)

Bone Bullets - Make a ranged spell attack at a target you can see within 60 feet of you. This attack deals 1d6 bludgeoning damage. The damage increase to 2d6 at 6th level, 3d6 at 10th level, 4d6 at 14th level, 5d6 at 17th level, and 6d6 at level 20th.

Bone Storm - In a 15ft radius in a space you can see within 120 feet of you.  When you use this spell, each creature in the area must make a Dexterity saving throw (DC 14). A creature takes 2d8 damage on a failed save, and half as much damage on a successful one.

You can use Rattle me Bones as a bonus action up to 3 times per long rest. At levels (6, 10, 14, 17 and 20) the number of times per long rest increases by one per level.

You can use Bone Bullets or Bone Storm as an Action up to 3 times per long rest. At levels (6, 10, 14, 17 and 20) the number of times per long rest increases by one per level.