This might be a real contender to rebuild monowhite artifacts beyond the Oswald Fiddlebender toolbox
In particular, what (vocal) Explorer players want are the 30-ish or so cards that would make pretty much all top-tier Pioneer decks playable on Arena
The other two sites are great for players who want to print a bunch of Magic cards, likely to proxy out an entire deck
To help keep Standard fresh, sets that have been in Standard for longer than a year "rotate out" to make room for another year's worth of Magic sets
The uptick provides a unique form of protection that doesnt always kill opposing creatures but generally protects it, the minus is good card advantage, and the ultimate is well within reach since its a cheap planeswalker you can start to tick up from turn 3
Obviously, the creature lands are those that have both green and white in their color identity with no additional colors