This cycle is pretty cool because it can remove a card on arrival to the battlefield from any graveyard, and it does so without targeting
Ancient Adamantoise Man, I absolutely love turtles, and they always have the most wild designs, like Fecund Greenshell, Ambling Stormshell, and Blossoming Tortoise
Once you have have infinite mana and the ability to untap the welder repeatedly, you can also use the other staff abilities infinitely, such as infinite life gain, or drawing infinite cards
Seems more like a way to provide solid support to one of the doctors that might be lacking in power, though
Glissa, the Traitor To this day, I'm unsure of how Glissa, the Traitor gave Green an artifact machine, but she did, and the result is that the one, true, anti-artifact color out there, Green, has one of the most powerful pro-artifact engines
Etali, Primal Conqueror is the biggest and scariest of them, starting off as a 7/7 trample threat that generates impressive value