It all depends on the performance of Murderous Rider during tournaments, which will either bring it all the way to $20 and higher or let it fall to about $7 to $8
If you prefer to play in formats such as Standard or Alchemy, it is not recommended to spend wildcards on spells that will soon be taken out of rotation
It gives all your creatures lifelink all the time which is extremely nice when it comes to recouping life paid for black spells or early hits taken while setting up your graveyard
My very amateur guess is that card would be a 9 assuming the only issue is that print line
make trades, meet vendors, and spend the day with the card community in downtown Salt Lake City
while rescuing his child, Jarad died, but he stuffed his spirit back into his corpse while dead, making him not only a Golgari lich lord but the obvious Ravnica counterpoint to Chuck Norris and his Facts