2x02: The Exiles
2x01: The Metamorph
1x08: Dragon's Domain
1x21: Space Brain
1x24: The Last Enemy
1x12: End of Eternity
1x15: The Full Circle
1x06: Voyager's Return
1x17: The Last Sunset
1x11: Guardian of Piri
1x20: Missing Link
1x07: Alpha Child
1x10: Black Sun
1x14: Earthbound
1x04: War Games