Bloodghast is what brought it up from near-bulk prices, and when Wizards inevitably revisits landfall in a few years theres a chance that theyll print something that will work even better with it
The biggest downside is that it misses flash, so you won't be able to target counterspells like the Mage does
Trance 4RG, T: Exile Terra, then return it to the battlefield transformed under its owners control
Print a million more copies and that feeling is lost
Yes, bouncing a land is a tempo swing, but so is stopping your opponents from casting a spell
Though in truth given that there isn't exactly a dearth of strong card draw in EDH it's doubtful you'll see much of this though it's also snow that doesn't cost snow, and racking up snow permanents may help in some scenarios