I've been wanting to play Phyrexian Obliterator in EDH for quite some time, but it really only makes sense in a mono-black deck given its mana cost
Rule 712.4 tells us all we need to know: While a double-faced card is outside the game or in a zone other than the battlefield or stack, it has only the characteristics of its front face. Its the only face we can evaluate for commander-ness
The instant four cost is a Murder and they lose life too, and then suspends
But the 4 damage mode is likely to pull a lot of weight in this deck too, since Eshki is capable of pressuring life totals so effectively
The deck has a unique way of including both the cute, humanoid maids and their giant dragon forms
Estimated pull-rate highlights (community data) Shiny Pokmon-GX: ~1 in 9 packs (community estimate from large openings) (Reddit) Baby shinies: ~1 in 4 packs (community estimate) (Elite Fourum) Important reality check: Hidden Fates can be amazing and it can also be an elite-level reminder that chasing one specific card is a journey