WOTLK Death-Knight trainer, Open Navicat, and right click the database "mangos", click execute batch file and select Deathknight_trainer
When its done refresh mangos and start up your server.
.npc add 4
to add the trainer.
Spells are chained so you can't skip certain spells to learn the higher rank, also have level requirements on them
Each spell by default costs 1 copper to learn.
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