Tells us everything we need to know about the extent of your knowledge.
Now that melee trusts have natural haste and the BRD songs were buffed (trust BRDs sing with max skill but 0 +song) you can get some good skillchain action going on. Trust DD's still kinda suck for pure damage, but they can open or continue SC's for you. Zeid II does Ground Strike which is Fragmentation and Distortion. Just as an example.