1x09: Life
1x08: Time
1x07: Earth
1x06: Water
1x05: Light
1x04: Darkness
1x03: Air: Part 3
1x02: Air: Part 2
1x01: Air: Part 1
1x18: Apotheosis
1x17: Here Be Dragons
1x16: The Heavens Will Rise
1x15: The Dirteaters
1x13: False Labor
1x12: Things We Lock Away
1x11: Retribution
1x10: Unvanquished
1x09: End of Line
1x08: Ghosts in the Machine
1x06: Know Thy Enemy
1x05: There Is Another Sky
