Life from the Loam loops lands back to hand, Hedron Crab jump-starts self-mill, and Conduit of Worlds lets you keep playing from the yard, all this on top of the other tools you may run to bring your dead creatures back to the battlefield
Selfless Squire is probably the most flexible of these cards, but I cant imagine any of them have a lot of untapped potential value
Stick with what has worked and only make minor tweaks if youre falling victim to the same issues repeatedly
Here's what the astrologian's arcana gauge looks like nowadays: You might notice that there's no space on the gauge to store the three seals of the three most recently played cards
This is a two-mana creature with great stats and a zero-cost sacrifice outlet
3 Jetmir, Nexus Of Revels Vigilantly Trampling With Double Strike Jetmir is brought to us by Streets of New Capennas release and could easily be an alternative Commander here since he's one of the best possible Commanders