A 1/4 with ward 1 defends itself well, and just by attacking and conniving, you can boost Raffine and other creatures you control, and fill your graveyard for shenanigans and value
Even better, you can then place a permanent from your hand onto the battlefield for free
The 2/1 is a solid attacker early and scales well into the midgame with its Dash ability
We already have Drannith Magistrate, Tomik, Distinguished Advokist and Hushbringer in Standard, while Historic features Thalia, Guardian of Thraben and Meddling Mage
I don't know that this list is low or mid powered, but I do know that it's definitely not an attempt at building a super fast, optimized, hyper-efficient Zombie deck
One of the prices in this set is way off, but even using Expedition data I cant for the life of me figure out which one