Benthic Behemoth + Scrapdiver Serpent Maybe these
(If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.) Permanents you control have "Whenever one or more +1/+1 counters are put on this permanent, put an additional +1/+1 counter on it
Winter, Cursed Rider Winter, Cursed Rider gives one of the most minor ward payments possible, but ward for all your artifacts is helpful
Outside of the possibility of using Riddlesmith in Dredgevine he also has chances of making an impact in some sort of Reanimator strategy if another Zombify is printed
(To mill three cards, put the top three cards of your library into your graveyard.) Creature Standard Pioneer Alchemy Historic Timeless Competitive Brawl Historic Brawl Common Mole Aetherdrift Constructed Standard Stats Limited Aetherdrift Stats 54.2% 20.1% 54.3% 2,300
The biggest downside to the deck is that there are only 9 Squirrel creatures in the deck, 11 if you include the two creatures that make Squirrel tokens