Do you like the classic TARDIS or want to show your allegiance to the Daleks or Cybermen
Xenagos, Halana and Alena, heck, even Wulfgar is going to love this one
Mahadi, Emporium Master Mahadi, Emporium Master benefits from a build with creatures that sacrifice themselves in some way
WotC suggests that big creatures that are hard to interact with are positive additions to their environments. They might have been thinking of the Avabruck Caretaker / Hollowhenge Huntmaster when they said that, but Im not sure anyone would agree in the case of that card
Most of the time that training pays off, but occasionally a card stacks up enough raw value to be worth running regardless
Interestingly, if youre looking to save some money on your copy of Prisoners Dilemma, the extended art variant is a little cheaper than the original