Quest: Laeral's Mission Quest / Prize: Dungeon Master Pack

That’s what it rewards

the amount of money and cards depends on your renown level. higher the level, the more rewards in the package

I’ve yet to get this one… I’ve gotten the 300 point one though

Finally completed the dungeon master event not only did I get some great gear from DM I also was able to level up 2 heroes to get the level 12 equipment pack very nice gear from equipment pack.