The grasping hands and the unexpected POV remind me of EC horror comics from the 50s
Secret Lair drops compliment major set releases with incredible artwork, additional cards, or just alternate versions of cards that fans will find when theyre opening packs
As a modern commander, its both payoff and enabler, which makes this one of the stronger land sacrifice engines since it nets you some card draw and an extra land drop
Probably the best examples in-game are the Zapdos cards
Haliya, Guided by Light Adding artifacts to trigger the Soul Sister Haliya, Guided by Light is one great thing, but that easy end step trigger is how we know white card draw can keep up with the other colors
Id say theres a very solid chance they came from the same sheet