When a creature you can see within 60 feet of you damages you, you can use your reaction to deal an amount of force damage to that creature equal to half the damage you took. Once used three times, the charm vanishes from you.
Charm of Balance
RewardBMTp. 622014
Raw data
{
"name": "Charm of Balance",
"page": 62,
"type": "Charm",
"__prop": "reward",
"source": "BMT",
"entries": [
"When a creature you can see within 60 feet of you damages you, you can use your reaction to deal an amount of force damage to that creature equal to half the damage you took. Once used three times, the charm vanishes from you."
]
}