Crimson Knight (Thaumcraft 6)

The Crimson Knight is a hostile mob added by Thaumcraft 6. It can spawn from Crimson Portals that appear if one has obtained enough Warp or around Eldritch Obelisks, although the latter is not guaranteed. The Crimson Knight has points of health,  armor points, and attacks at close range with an Iron Sword that inflicts  points of damage. They can drop the equipment they are wearing as well as a copy of Crimson Rites.