|Appearance||Charmed Comics Volume 1, Charmed Comics Volume 2 and 3|
|Relevance||Nemesis of Leo Wyatt|
An incredibly powerful Darklighter and witch killer, Rennek did battle with the former Whitelighter of the Charmed Ones' and the husband of Piper Halliwell, Leo Wyatt. Surprisingly atypical of Darklighters, Rennek targeted witches rather than Whitelighters.
A Mysterious Past with Leo
Over a quarter of a century ago, Leo fought this high-level Darklighter trying to destroy him many times throughout the years. Rennek targeted and killed multiple witch practitioners but after a long battle ensued, Leo successfully defeated Rennek and was rewarded by the Elders for this feat; Leo became the Whitelighter to the Charmed Ones.
An Even More Mysterious Resurface
Rennek surprisingly knows the true identity of Neena, unlike most other evil magical beings in the Underworld. Rennek reveals that he new Neena when she went by the name Isabel centuries ago; Isabel was a friend of Charlotte Warren, the mother of the Halliwell sisters great, great, great, great, great grandmother Melinda Warren. He also states he knew Neena when she went by the name Victoria as well.
Rennek's Powers and Weapons
Like most Darklighters, Rennek carries a crossbow that fires poisonous arrows lethal to Whitelighters which he is able to summon via the power of Apportation. He also possesses Super Strength, which makes him highly unconquerable.