A Legacy Nightmare (or Pre-Patch) refers to any Nightmare that was tamed prior to the Animal Taming update in Publish 97.
These lovely animals will be 2 control slots, have somewhere around 500-525 Strength, and 300-315 Hits.
A lot of returning players have these long-time companions in their stables and are the first pet they use when wanting to learn the new Animal Taming system.
However, these pets should not be used to learn the new system, as they are irreplaceable companions.
The Training: Legacy Nightmares series will serve as a guide for those wanting to train their old Legacy Nightmares for PvM without fear of ruining it.
Use the navigation below to jump to a relevant section of the guide.
If you are just starting out, begin with the top option (Part 1).
For a more thorough explanation of what constitutes a Legacy or Pre-Patch pet, see our guide on Legacy Animals