Pros & Cons Black sleeves never go out of style Smooth card sleeves make shuffling easier 80 sleeves to a pack, leaving you with spares for a standard MTG deck Personal preference plays a huge role in what sleeves you end up using, between how the sleeve feels, what colors they have available, durability, and even how lucky you seem to be when you use those sleeves
Exchange that card with the top card of your library., so you basically just end up losing the game and probably a Swamp, but if you are able to cast a Darkpact you get to essentially trade your opponent a Swamp for whatever they anted - pretty dirty and cheesy, especially if they flip over a spicy rare
This really comes down to your personal goals
Getting a free reanimate effect every turn is a solid way strategy, letting you make use of some great enter the battlefield triggers and be a little looser with your attacks
Reprint Value Looking at reprint values for precons is always a little tricky, as the card prices are likely to drop now that the precons have been announced