Whether or not Zur should see play ultimately depends on the strategy and synergy of the deck it is being considered for
Arthur attacks, and you happen to put Bloodthirster in play
The cuts are a bit tough because everything is so thematic, but I just went by cutting the weakest stuff: Revival Trance Revival Trance is the FFVI precon and it's all about Graveyard Stuff, mostly Reanimator but some other "graveyard matters" card too
Making Brisela, Voice of Nightmares happen is an epic dream for many Magic players everywhere, never mind solely in Commander, which alone should be a strong reason to build it
The Japanese text on the card was translated in the Pokemon Trading Card Game for Game Boy Color, and says: Your Active Pokmon is now Confused
In terms of cards, each Doctor Who Commander Deck contains a 100 card, pre-constructed Commander Deck, plus 10 Planechase Cards (which add an extra layer of randomness and special effects to your MTG games, should you choose to use them) and a Collector Booster Sample pack, which contains 2 special alt-frame cards, including 1 Rare or Mythic Rare card