Creatures with this combat trigger tend to be pretty nice in Limited, and this one has more reasonable stats than the ones we usually see at lower rarities
The good news is, it has a baseline as a two mana 2/2, and even if you just end up with a 2-mana and 3-mana Artifact in your deck, the ability might actually come up sometimes
Yargle and Multani also has a Ghostbusters Secret Lair printing as Slimer and Stay Puft
Deathtouch makes him more likely to survive (or at least trade) whenever he does, but you'll probably want to keep Winter around to keep reanimating your graveyard.
Lichs Mastery Lich's Mastery costs a whopping 6 mana, and while its in play you cant lose, period
Vigilance and menace make it a reliable attacker that keeps you safe