Am I right in understanding that Normal and Heroic have an armour set (two colours), Mythic has its own armour set (one colour) and LFR has its own armour set (one colour)?
I'm a little confused.
Am I right in understanding that Normal and Heroic have an armour set (two colours), Mythic has its own armour set (one colour) and LFR has its own armour set (one colour)?
I'm a little confused.
Everything you said is correct. What is the confusion?