I got World Circus, I'll get Think This next time. World Circus is excellent. Suiciety by Realm is a bit harder to get into due to the song structures and the segues making all the songs run into each other.
Mekong Delta
Hades - "Resisting Success"
Agent Steel - "Skeptics Apocalypse"
Forté - "Stranger Than Fiction"
Sieges Even - "Life Cycle" (in the vein of Watchtower's "Control And Resistance")