You get an unblockable creature, a catch-all for cards entering graveyards, and the ability to sacrifice it to play a card belonging to an opponent that was exiled with a void counter on it
Magic the Gathering, FNM is TM and copyright Wizards of the Coast, Inc, a subsidiary of Hasbro, Inc
Eternal Might Zombie typal might seem vanilla in 2025 Commander, but Eternal Might makes it work, in large part because Temmet, Naktamun's Will gives the deck a draw-focused gameplan that distinguishes it from typical zombie strategies
The dissolving Hekma barrier, and the city beyond, are nice story links, while the Lords insectile appendages help it fit in with the other Old Gods of Amonkhet that returned during Hour of Devastation
WotC wants to find the right place for it, though
Also, you can keep charging this up on your off turns to give you more flexibility on later turns when you cant take time off to charge it up