Essentially the only difference is that as you advance in the ranks, you, in addition to the standard rewards also unlock ranking rewards
If you flicker Sculler in response to the enters ability, it returns to play with the first exile ability still on the stack
I was just thinking that with the Humans theme, it would be great to add two or three Sigarda, Herons Grace
Massacre Girl, Known Killer I'm a big fan of the trickery allowed by wither in combat and Massacre Girl, Known Killer gets at least two creatures to distribute -1/-1 counters to and it's quite deadly
Dungeoneers Pack Theres a lot of value packed into this artifact, and I think its well worth playing in any deck with some degree of artifact synergies
The Lost Caverns of Ixalan is introducing three new MTG mechanics, and they are all rather complicated