Besides quality PrintMTG has a tiered pricing model that rewards bulk orders with prices as low as $0.25 per card for large quantities
She can be shifted on top of another Gadget card, bringing her cost to only four instead of six, and, if the player has three or more items in play, they can pay one less ink for any Inventor
Sure, Ravenous Chupacabra is now a better version of Nekrataal, and other cards may have similarly clean upgrades, but Id still play these not-quite optimized ilk
After that we are looking for speed, instant is much better than sorcery but again, compromise on this is possible when offered enough power
It costs the extra mana, a colored pip no less, but getting to cast a spell with mana value two or less for free makes it well worth the increased cost
Rapid Hybridization is a great option for removing pesky creatures