Wild Magic: Resilient Sphere is a Wild Magic effect of the Wild Magic. This effect works just like casting 
on yourself.
Description
Enclose yourself in an arcane sphere. You cannot be damaged by attacks or effects from outside the sphere, nor can you damage anything outside the sphere. Movement Speed is halved.
Condition: Otiluke's Resilient Sphere
Duration: 2 turns
- Enclosed in an arcane sphere. Affected entity can't be damaged by attacks or effects from outside the sphere, nor can it damage anything outside the sphere. Movement Speed halved.
How to learn
Classes:
- Class level 1: Wild Magic