This is great for you to build your win condition around specific Slivers
Both of those properties are heavily featured in this deck, including the two foil cards, which are depicted on the box art
As a bonus, Enduring Vitality itself can chump block in combat, die to a board wipe effect, or even be sacrificed without losing its effect, since it comes back as an enchantment
I also like the look of Revive in midrange and control decks
But Loam does stand a head above the rest in terms of versatility and utility across different archetypes, not least because its the easiest to get back into your graveyard each turn without a discard or sacrifice outlet
You can set this up in the first few turns with Queen first, Nick Wilde Sly Fox Sleuth and the Queen damage ability on turn two, into Pluto turn three to play Queen again, setting you up for something similar turn four