4x01: Equals
3x05: Survival
3x04: Betrayal
3x02: Weakness
3x01: Pressure
2x04: Control
2x03: Trust
2x01: Mavericks
1x04: Survival
1x03: Fear
1x02: Weakness
1x01: Character
1x01: Russian Roulette
1x02: Age Old Enemies
1x03: Civil War
1x04: Ice Gauntlet
1x05: Belly Up
1x06: Road from Hell