You can get it by running ROC strikes, hoping for a special weapon engram at the end, hoping it's legendary, hoping it's an LDR. And no you can't re-roll it
English
-
I actually got a solar LDR from running roc strikes about two weeks ago.
-
I have it equipped on my hunter.
-
Really? Wow lucky you man I want a Solar one.
-
I've not seen a single weapon engram drop in roc strikes after the HoW dropped
-
It happens but it's luck based. You have to fet very very lucky