Every turn your opponents are forced to either sacrifice creatures or lose life, while your enchantments and damage effects steadily bleed everyone dry
So if you're looking for a cheap way to get the cards your missing, buying singles is worth a shot
Perhaps if there are dedicated Combo decks that need to copy their own creature, then Mirror Image might be the best choice -- assuming the lifeloss from Phyrexian Metamorph is relevant -- because you are saving a mana thus speeding up your combo
Dark Charizard card identification High Collector Demand Breeds High-Fidelity Counterfeits Introduced during the Team Rocket Set era, Dark Charizard represents a darker, aggressive variant under Team Rockets control
Six Willpower should have her last, and three Strength is the magic number to deal with several characters in Lorcana
With trample and toxic 1, it can easily apply poison counters to players and then proliferate for extra value