OC] Magic Item: Memory Brigandine | A new armor that helps you with those pesky creatures with multiattack & a new type of light armor using the classic brigandine - by Jhamkul :
Armor and Shields » Donjons & Dragons - D&D 5e
The Tangled Origins of D&D's Armor Class, Hit Points, and Twenty-Sided Die Rolls To-Hit | DMDavid