If the mending spell is cast on you, you can spend a Hit Die, roll it, and regain a number of hit points equal to the roll plus your Constitution modifier (minimum of 1 hit point).
In addition, your creator designed you to benefit from several spells that preserve life but that normally don't affect Constructs: cure wounds, healing word, mass cure wounds, mass healing word, and spare the dying.
{
"srd": false,
"name": "Healing Machine",
"page": 11,
"type": "entries",
"__prop": "raceFeature",
"source": "AAG",
"entries": [
"If the {@spell mending} spell is cast on you, you can spend a Hit Die, roll it, and regain a number of hit points equal to the roll plus your Constitution modifier (minimum of 1 hit point).",
"In addition, your creator designed you to benefit from several spells that preserve life but that normally don't affect Constructs: {@spell cure wounds}, {@spell healing word}, {@spell mass cure wounds}, {@spell mass healing word}, and {@spell spare the dying}."
],
"raceName": "Autognome",
"basicRules": false,
"raceSource": "AAG"
}