Adds +4 to AC and negates the non-HP-damage effects of the first Undead Touch Attack to strike the wearer. The AC bonus is permanent, but the Undead Touch Attack negation is once per game.
Adds +7 to AC
Adds +3 to Retribution Damage, but only vs. Undead attackers
Retribution Damage: When a melee attack deals damage to a target possessing Retribution Damage (RD), the attacker takes damage equal to the target’s total RD. Ranged attacks, whether physical or magical, do not trigger RD. If an attack would have caused damage but is completely negated (e.g., Cloak of Shadowskin) or the attack’s damage is reduced to zero (e.g.,
Adds +7 to AC and negates Fire damage caused by direct contact with lava. It does not afford protection from any other source of heat or Fire.
It does not mitigate heat/Fire damage conducted through another object. E.g., if a sword was partially submerged in lava long enough to become red-hot, and the wearer picked up that sword, this armor would not negate the damage because the damage was not caused by coming in direct contact with the lava.