Multiplayer has no special rules
While it has fallen in price since its peak of $72.88, compared to other cards it's still in demand

Token Makers View on Archidekt 1 Hangarback WalkerHangarback Walker 1 Secure the WastesSecure the Wastes 1 Luminarch AscensionLuminarch Ascension 1 Martial CoupMartial Coup 1 Rise of the HobgoblinsRise of the Hobgoblins 1 White Sun's ZenithWhite Sun's Zenith 1 Decree of JusticeDecree of Justice 1 Hero of BladeholdHero of Bladehold 1 Pia and Kiran NalaarPia and Kiran Nalaar 1 Assemble the LegionAssemble the Legion 1 Elspeth TirelElspeth Tirel 1 Geist-Honored MonkGeist-Honored Monk 1 Increasing DevotionIncreasing Devotion 1 Knight-Captain of EosKnight-Captain of Eos 1 Siege-Gang CommanderSiege-Gang Commander 1 Captain of the WatchCaptain of the Watch 1 Elspeth, Sun's ChampionElspeth, Sun's Champion At the moment, our deck is sitting at around 20 token-making cards, and I can say from experience that this number will allow us to consistently keep dudes on board and rebuild if we get disrupted

Cards with creases, white edges, scratches, and other obvious signs of damage are pretty much impossible to sell
Source: Pokmon, Pokmon Center, Pokbeach
These cards are truly helpful when you're at a Limited event and construct your deck on the spot