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
Ancient Adamantoise Man, I absolutely love turtles, and they always have the most wild designs, like Fecund Greenshell, Ambling Stormshell, and Blossoming Tortoise
The D23 logo was used again but only for cards in the D23 Collection set
Come to think of it, though, is there really a reason to be playing Evolving Wilds anymore, either
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
There are other creatures that certainly appreciate the activation cost reduction too, like Chameleon Colossus or Kamahls Overrun ability