Pellaz
Tigron of Immanion
I also find it intriguing just how popular they are considering how "out there" they are. I've never quite understood actually how they are as popular as they've been because of that. Not a knock on them at all, it's just considering some of the crap the mainstream listens to, I've just never been able to place how they got the popularity they got.
It was the popularity of the video for "Sober," IMO. The vid did extremely well and Tool were able to keep that momentum, and their "proggy, yet accessible" vibe going for years.