Users on the forums mention that the cards not only feel nostalgic but also provide a new visual identity that differentiates them from recent products
possibly Eloise, Nephalia Sleuth
Each card has different pull rates to determine its rarity
Taken with the context of the deck however, your planeswalker commander survives the wipe to then pump those spirits next turn and the wipe fills your own yard to help trigger the leaves graveyard effects
The Heartstabber Mosquito Illustrator: Jason Felix The Heartstabber Mosquito A lot of strange, strange things about this giant "mosquito." It has twice as many wings as it should, a set of mandibles you won't find on any Diptera, a beetle-like horn, an entire second abdomen filled with blood, and a multidude of red eyes on both its face and its thorax
Our last Black card is Dance of the Dead, which is one of the rare 'enchant a creature in the graveyard' cards from these earlier sets