Once you have the city's blessing, you have it for the rest of the game, even if you lose control of some or all your permanents
This is, for example, why you occasionally see a card like Fugitive Wizard in an expert expansion
I like Map tokens as a way to make already pushed creatures explore because explore creatures are usually below rate to account for the mechanic
Same as Spinneret and Spiderling, youre probably not doing the spider thing here, and similar to Sun-Spider, Nimble Webber, Im assuming youre on some sort of combo deck and playing this for counterspell protection
Emrakul meanwhile, is not humanoid at all, but instead resembles some kind of fungus, sponge, or jellyfish - again with the trademark tentacle limbs
Its not an auto-include for zombie decks, though zombie commanders like Varina, Lich Queen and Nekusar, the Mindrazer do enough discarding to justify its inclusion