Magic is full of artifact creatures and there are lots of other combinations that exist
If you're here for the card draw effect, it certainly comes down later than Phyrexian Arena, but it can absolutely break a board stall
A little bit of a stretch, but the thought was clearly there
If the Historic meta is filled with aggressive creature decks and Mono-Red Aggro (which seems possible), then cutting some of the slower one-ofs to make room for Wildgrowth Walker in the main deck is probably the way to go
Adding support for older decks like Supernovas, Seven Warlords, and CP, there are plenty of options for players and collectors alike
With Sethron giving it Menace, it becomes a lethal threat very quickly