The downside is, unless you actively want to be dumping your hand into the graveyard, you need creatures with high power in order to make Greater Good worth it
SR Super Rare Materiactor Meltthrough X SPELL Field When this card is activated: Excavate the top 6 cards of your Deck, then place them on top of the Deck in any order
While it is relatively scary looking, it doesn't really scream "demon" but rather a botched experiment at mixing beasts, which is exactly what its type should have been
Also there are cards that have different font used (Candelabra of Tawnos, Tarmogoyf MM) or different spacing and leading (Flooded Strand) which should give away the cards at first glance
There are three separate prints for the TCG English
The art is also great, with Charizard mid-maneuver, presumebly in battle