More so than most of the other cards on this list it lets you outplay your opponent as well which is always an indication of good card design
I love it in ramp to win the game and make your other big stuff trample, madness, discard matters, Golgari self-mill, Jund's Lord Windgrace lands return to the battlefield from the graveyard, Sultai's self-milling Sidisi, Brood Tyrant, blink, midrange, tokens, and loads more
The artwork on the card itself is pulled directly from the Full Art version of the card (Chien-Pao EX, Full Art, in this case)
A: Duelists will need to register online to secure a seat to compete in the NAWCQ
Santos said he wins lots of Duels that way
You can sacrifice the weaker Sin Collector or Urbis Protector is you wantthey have already done their jobs