Sigil of the Bear

You are Marked with the bear, allowing you to mend wounds quickly and get your allies back in the fight. You gain the following benefits:

• you gain the ability Bear's strength. you may use the ability as a bonus action and it lasts for one minute. once you use the ability you must roll a d4 during each long rest, on a 4 you regain the ability.
• once you activate Bear's strength you gain resistance to all damage and regain half of your hit points.
• While Bear's strength is active you gain; When you deal non-magical damage you deal an extra 1d8 force damage.