Lava Punchers

Rare Wondrous Item
Requires attunement by a Fighter or Monk

Hot Hands. While wearing these gloves you have resistance to Fire damage. Additionally, you are immune to damage caused by holding an object that is affected by the spell Heat Metal.
Flaming Fists. You can use a bonus action to activate these gloves. The next two successful unarmed strikes you make deal an extra 1d6 Fire damage. If you are grappling a creature when activating the gloves, they take 2d6 Fire damage. The damage die increases to a d8 at 11th level and a d10 at 17th level. You can use this feature three times per long rest.