- Series: Obsidian Universe Series Record # 24848
- Series Tags: fantasy (8)
- Obsidian Universe
- 1 Obsidian Trilogy
- 1 The Outstretched Shadow (2003) by Mercedes Lackey and James Mallory
- 2 To Light a Candle (2004) by Mercedes Lackey and James Mallory
- 3 When Darkness Falls (2006) by Mercedes Lackey and James Mallory
- The Outstretched Shadow (excerpt) (2003) [SF] by Mercedes Lackey and James Mallory
- The House of Sword and Shield (excerpt) (2004) [SF] by Mercedes Lackey and James Mallory
- 2 The Enduring Flame
- 1 The Phoenix Unchained (2007) by Mercedes Lackey and James Mallory
- 2 The Phoenix Endangered (2008) by Mercedes Lackey and James Mallory
- 3 The Phoenix Transformed (2009) by Mercedes Lackey and James Mallory
- The Phoenix Transformed (excerpt) (2009) [SF] by Mercedes Lackey and James Mallory
- 3 The Dragon Prophecy
- 1 Crown of Vengeance (2012) by Mercedes Lackey and James Mallory
- 2 Blade of Empire (2017) by Mercedes Lackey and James Mallory
- 1 Obsidian Trilogy