Radiant Gargoyle Stoneplate

radiant

+400 HP
+50 Armor
+50 MR

Gain 20 Armor and 20 Magic Resist for each enemy targeting the holder.

Source

Radiant

Base item

Gargoyle Stoneplate

Radiant Gargoyle Stoneplate enables

Armor

Armor is the physical-defense stat that reduces incoming Attack Damage (AD) damage.
Magic Resist

Magic Resist is the magic-defense stat that reduces incoming Ability Power (AP) damage.
Max Health

Max Health is extra maximum HP given to a unit.

Radiant Gargoyle Stoneplate benefits from

Targeting

Targeting is how a unit chooses what to attack or hit with an ability.