-4 Bloodsoaked Champion -2 Dauntless Bodyguard -4 Thraben Inspector -4 Kitesail Freebooter -2 Bloodchiefs Thirst -2 Dire Tactics -4 Rally the Ranks -4 Caves of Koilos -4 Concealed Courtyard -1 Godless Shrine -4 Secluded Courtyard -4 Unclaimed Territory -3 Giant Killer -3 Duress -2 Containment Priest -2 Sungold Sentinel -4 Sunset Revelry +4 Hopeful Initiate +4 Recruitment Officer +3 Skrelv, Defector Mite +1 Kytheon, Hero of Akros +4 Adeline, Resplendent Cathar +4 Brutal Cathar +4 Ossification +2 Castle Ardenvale +2 Eiganjo, Seat of the Empire +2 Mutavault +12 Plains +1 Portable Hole +2 Guardian of Faith +2 Sword of Forge and Frontier +4 Wedding Announcement +3 Reidane, God of the Worthy Total upgrade cost ~$230 End Step Hopefully if you are looking to get into Pioneer this could answer some tough questions about entering the format, and give you a solid long term plan

As the name implies, a Pre-Release is an event that shops will run usually the week before the release of an MtG set as a way to get cards into the hands of excited players before the full release
If unused mana would empty from your mana pool, that mana becomes colorless instead
Its a cheap Commander that allows you to play multiple extra Lands on each of your turns
Its possible that more people will decide to rent their standard decks for $35/month and bypass the secondary market entirely, but Mana Traders still has to get the cards from somewhere, right
Place your deck and DON