These Cobra-faced demons were summoned by Amy Madison to attack the Scotland Slayer squad via a missile that Warren Mears built. The wore medieval armor and were invincible.

After Buffy Summers traveled to the future, they attacked Xander Harris and Dawn Summers, who at the time was transformed into centaur. Xander and Dawn didn't succeed in eliminating them themselves. Allied with Lorelahn, the Forest Souls, and witches who canceled the invincibility of monsters, they succeeded in killing them.