Yamato

Abjuration Casting Time: 1 action Range: Self Components: V, S Duration: Concentration, up to 10 minutes Your body becomes as hard as diamond. For the duration, you gain resistance to bludgeoning, piercing, and slashing damage from non-magical attacks. Additionally, you have advantage on saving throws against effects that would move or grapple you. Targets that touch you or attack you in melee range suffer 5d10 piercing damage. They have to roll a Constitution saving throw to suffer only half damage.