Xenanport Mill

inspired by 2 lists:
https://eternalwarcry.com/decks/details/iGTcRILVWRA/gozuuu-azindel-mask
https://eternalwarcry.com/decks/details/34X9eC0n72E/xenanport-mill

feels a little jank -- not having a 100% reliable way to trigger tribute makes umbren a deadweight most of the time

tips:
※ wincons = killing with The Tormentor/Umbren Occluder or milling with Solitude
※ pop aegis/gain life with Stonepowder Alchemist, recursion enables good targets for Devour/[c̶a̶r̶d̶]̶L̶a̶s̶t̶ ̶R̶i̶t̶e̶s̶[/̶c̶a̶r̶d̶]̶

flex:
-4 Desert Marshal
+4 Combrei Healer/Devoted Theurge

-1 Eremot, the Gathering Dark
+1 Argenport Banner