Seeing the whole allied fetch land cycle hit this Magic set is a good way to bring the mana base cost of decks in multiple formats down, especially if you look to Modern Horizons 2 to see what it did for the enemy fetches
Lands don't cost any mana, but you can usually only play one a turn, and like other MTG card types, you can only play them at Sorcery speed
Distributors and resellers sometimes hold back product to create a sense of exclusivity
2013-06-07 Once you decide to replace a draw using a cards dredge ability, that card cant be removed from your graveyard in response. (Replacement effects dont use the stack.) 2013-06-07 You cant use dredge unless youre going to draw a card and the card with dredge is already in your graveyard
If you added white to your deck, you could do the same thing but with Ephemerate and get a third Thoughtseize for free at the start of your second turn
It might be expensive on paper, but I think this green sorcery plays a lot better than it looks