The Rumble series wasn't really appealing to me, but I have to say I think this (and some other recent events ) made me reconsider it.
I have to say, I like the sound even if I don't feel it belongs me. It looks like it has its own sound (as in it colours a bit), and tbh as long as one knows that, it's OK.
I also feel like this would work well in the mix.
The "Full/Low" switch seems useful to.
All that said, I didn't try one