What do you mean it's high variance? You just need a little bit of this, and it's
perfectly reliable!
...
In all seriousness, Radiance is one of those mechanics that sucks because of the double-whammy of being
wildly dependent on how good your format is at color fixing
and the fact that they were
hyper conservative with what effects they gave radiance.
I think that this thing is, quite literally, the only Radiance card I'd actually consider
passable:
Because I mean... come on,
Cleansing Beam? What were you
thinking, Wotc?