D&D 5e Spell Transmutation

Barkskin

You touch a willing creature.

Level
Level 2
Casting Time
Bonus-Action
Range
Touch
Target
Creature
Duration
1 hour
Saving Throw
—
Concentration
No
Components
V S M

You touch a willing creature. Until the spell ends, the target's skin assumes a bark-like appearance, and the target has an Armor Class of 17 if its AC is lower than that.