Sleeving protects a cards edges from wear, its faces from scuffing during play or handling, and protects it from any liquid or dust that could damage it
Omens have their own name, type line, mana cost, and rules text
However, when you compare it to the Mega Hyper Rares in Ascended Heroes, its actually a bit more affordable, suggesting the pull rates might be slightly more forgiving this time around
It was a bit of a drive for me, so I would say call and talk to them first, just so you can be sure the trip is worth it
Effects that trigger whenever you draw a card and/or punish your opponents for drawing cards, like Sheoldred, the Apocalypse, only trigger for effects that literally say draw in their description
The card Thrumming Stone gives all spells its controller plays Ripple