Steamworks

Whenever a non-human creature you control dies, create a treasure token and an Armorsmith token.
(It's an Equipment artifact with "Cannot be equipped by non-human creatures," "Equipped creatures gets +0/+1," "{1}, {t}, Sacrifice this artifact: Create a treasure token.")

Whenever a non-human creature you control dies from combat damage, player that dealt damage to that creature creates an Armorsmith token.