If a nontoken permanent that's a copy of Old-Growth Troll dies while it is a creature, it will return to the battlefield as an Aura with both its own normal abilities and the two new abilities granted by old-Growth Troll
Just make sure you keep an eye on your opponent's board -- you could easily become overrun by your opponent's Creatures as you're grinding incremental value with Deep Sight copies
Its the kind of deck that has so many possible builds, you could easily go crazy trying to find them all yourself
While going first is a large advantage, when youre playing effects like Cartographers Hawk, Land Tax, and its cousins, you might think about not going first
FromTheShire: I think the utility of exiling a true problem is often worth them drawing a card
From our corner of the world in terms of nostalgia, these cards seemed to hit the hardest