How to get special sets??

[DevilishDreams]

How do you get sets like dune,pyro,flora and tundra and if it's by killing the boss then what's the fastest and best way to do it??

 

[RafayIsUltraOp]

How do you get sets like dune,pyro,flora and tundra and if it's by killing the boss then what's the fastest and best way to do it??

kill the bosses they will drop custom sand or smething you can craft the sets pieces with it !
There is a npc in /warp - PvP for recipes as well