1x05: Haunted
1x04: Past Tense
1x03: Brother's Keeper
1x02: Putting Out Fires
1x01: Pilot
1x08: The Exchange
1x07: The Reunion
1x06: The Trader
1x02: The Retreat
2x03: To the Last Man
1x13: End of Days
1x10: Out of Time
