You can go Voltron (and that's likely where most people will go), but you're in colors that support pillow fort, prison/stax, or even just plain stompy
#2 The problem with tribal is the incentive cards suck unless a good part of your deck supports that tribe, and picking cards that supports that tribe usually means you have to ship better cards
Players disagree on which one to run, and since it rarely matters, there hasnt been a consensus
Buy the appropriate postage for your package, either at a post office or using an online shipping service such as stamps.com
Same with Neoform, an actually broken deck
If past releases like Ezuri, Stalker of Spheres haven't lifted Sage of Hours to the stratosphere, I suppose it makes sense the new set - while very popular - wouldn't either