mtg cards that turn creatures into artifacts History of Artifacts: From Mono-Brown to Rainbow Karn, the Great Creator MTG

Furthermore, there are many more widely played formats (such as Tiny Leaders) I could provide a link to, but the reality is that if you include all those formats in your definition of previously banned, some person will eventually just invent a format that bans every card but basic lands, and therefore will be able to tutor all cards

Ramos, Dragon Engine Ramos, Dragon Engine buffs itself based on how many colors are in the casting cost of spells you cast

Smugglers Share Smugglers Share is a unique blend of ramp and card draw, making it a valuable asset in any white deck

This is a much more typical / expensive version of Equipments running all the common staples, but I figured some of you might like to see what a totally different version of the archetype can look like without a budget