Glorious Defender is a heavy armor set. When you deal damage with a Light or Heavy Attack, you have a 9% chance to gain 100% dodge chance against the next attack.
The Glorious Defender set is part of the Orsinium DLC and can be found in the Maelstrom Arena in Wrothgar. Each set item is bound on pickup. You can acquire heavy armor, weapons and jewelry of this set in the Trinimac motif style.