Ossification is hyper-efficient, Sheltered by Ghosts is great for aggressive decks, and Imprisoned in the Moon and Song of the Dryads turn bomb permanents into lands
Body horror is a common theme on the scariest of Magic cards and its usage here is especially effective
It does cost four mana which is a lot, but in ramp decks you can get that much mana on the battlefield rather easily
But even if she didn't have all of those fancy knobs and whistles, you are basically drawing an extra card at the beginning of the upkeep after your turn because you'll almost always be playing something good on your turn, especially with her fuel
However, according to our writer Jeff, who manages an inventory of over 1 million cards for Card Kingdom, these numbers can vary according to due to printing errors and the printing origin
I don't recall the specifics, but at least a couple of times he played this deck and got some amazing value out of getting extra upkeeps after combat