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I became more discontented with the way the company did many things but I dont believe thats what you are asking

Its great for players looking to establish infinite loops and is also a fair commander if you just want to play around with death triggers and +1/+1 counters

That seems reasonable enough, but pretty low impact

It can cause people to dance in unison with it

If Number C5: Chaos Chimera Dragon attacks, the controller can detach an Xyz Material from it at the end of the Damage Step to have it be able to attack an opponent's monster again in a row

At the beginning of each scenario, after investigators draw opening hands, Lola Hayes must choose a role (Neutral, Guardian, Seeker, Rogue, Mystic, or Survivor)