You might not think that Primeval Titan is a combo card, until you realize that playing it lets you get any two lands from your deck, and there are some powerful lands out there
As Codsworth's last ability resolves, if the target Aura or Equipment can't legally be attached to the target creature (for example, because the creature has protection from enchantments or protection from artifacts), the target Aura or Equipment won't move
He sent Tezzeret to observe and assess the rise of the New Phyrexians on the plane, and to serve as Bolas's eyes and ears in the Phyrexian hierarchy
Lotus Petal doesnt meet the second requirement of being able to generate 3 mana, so I cant include it, but I couldnt leave it off entirely
Since green has so many options for artifact and enchantment removal, the cards that you run will likely depend on what else they can do for you
Of course, one of the most valuable printings of this one-use, mana-ramping artifact is via From the Vault: Exiled, where the modern card frame and unusual foiling method push this cards market value close to $75 not bad for zero mana
