Board Thread:General Discussion/@comment-72.84.239.77-20150817015009/@comment-26488388-20150817022630

72.84.239.77 wrote: Just to follow up with #2, it sounds like there's no 'ideal' way to obtain more brittle keys, just gotta hope you get witch gates while going through the map? Witch gates are the 'main' way of obtaining more brittle keys tho, yes? Yep, you're correct. You get a few keys (around 7 or 8 I think?) by completing areas, but that's about it.

Some people swear by farming WG at 1-1 or 1-4, but I think that is just up to luck and RNG.