Perhaps these are not playable in Legacy or Vintage, but they are not embarrassingly bad cards
A good measure of how well you are doing in a game is how late you are able to hold off casting your Rev, a solid X = 7 is so hard to beat while when you are forced into doing it for 1-3 you are quite sad
These sorts of Jund decks have been a staple in Standard for years, and its difficult for a deck full of small creatures that need to work together to win to beat a monstrous pile of removal and unbeatable creatures
Even if WotC owns the artwork by assignment, rather than as a work for hire (both possibilities were discussed in part one of this series), it is still unlikely that MTG art would fall under VARA protection, because the artwork as printed on cards, is not in a limited quantity and not signed by the artist (though the original works, like oil paintings, which the card arts are derived from, likely are protected under VARA)
Angelic Arbiter Angelic Arbiter sure can arbitrate over your opponents decisions
It's an okay card I guess