Let's skim quickly on the front side
Also, the inclusion of Farewell in a precon doesnt sit well with me
Ral was an Izzet prodigy tasked with creating the Interplanar Beacon meant to bring planeswalkers to fight Nicol Bolas
Its hard to attack through all their tokens, but Cryptolith Rite decks tend to be good at winning without needing to attack, and G/W Tokens isnt good at killing them or disrupting their engine, but its difficult to design a Cryptolith Rite deck thats actually good at winning a game against an opponent who can regularly kill all of their creatures with Archangel Avacyn, Tragic Arrogance, and Planar Outburst
Second, I really recommend Blex, Vexing Pest / Search for Blex
These cards serve valuable utility in Dimir reanimator decks in Legacy, which use blues unmatched stack interaction with blacks hand disruption and Reanimate, which is trivial to set up with pieces like Entomb or Troll of Khazad-dm, or even targeting yourself with Thoughtseize