Iron Wall

Optional featureValdaSpire24Extras2014
Feature type
MV:V

As a Bonus Action, you can expend one Battle Die to fortify yourself. The next time you are hit by an attack within the next minute, roll the Battle Die and add the number rolled to your AC against this attack, potentially causing it to miss. This effect ends early if you have the Incapacitated condition. You must be wearing Heavy armor to use this maneuver.

Raw data
{
  "name": "Iron Wall",
  "__prop": "optionalfeature",
  "source": "ValdaSpire24Extras",
  "entries": [
    "As a {@variantrule Bonus Action|XPHB}, you can expend one Battle Die to fortify yourself. The next time you are hit by an attack within the next minute, roll the Battle Die and add the number rolled to your AC against this attack, potentially causing it to miss. This effect ends early if you have the {@condition Incapacitated|XPHB} condition. You must be wearing Heavy armor to use this maneuver."
  ],
  "featureType": [
    "MV:V"
  ]
}