Deep-Cavern Bat Cards with similar effects have been printed through the years, such as Brain Maggot, Kitesail Freebooter, and Mesmeric Fiend, but judging only by its stats, Deep-Cavern Bat does a way better job than the others, as a flying creature is harder to block and has lifelink to help against aggro decks
1 Rapunzel - High Climber (Enchanted) - $220.29 Tangled In Trouble
If this is a concern, you can lean towards tutor hate that rewards you instead of preventing it altogether
Ineligible: Ashiok Unless you have a Rule 0 conversation or have a playgroup thats generally okay with planeswalkers in the command zone, regardless of their actual text, you cant have any Ashiok card as your commander
Of the two, I believe MID had a better draft environment than VOW so maybe their set codes should be the other way around
Another important maindeck addition is Aether Gust