Two later additions to the Historic banned and restricted list were Brainstorm and Time Warp
Sure, I've never actually seen this card get the five counters from a player dying, but if it does, that's one massive, flying vampire soaring at your neck
Well, cards like Hermit Druid, which can mill your entire deck for a single mana if you avoid playing any basic lands, and the repeatable tutoring and graveyard-filling power of Survival of the Fittest are pretty busted, too
Cards like Sword of Fire and Ice or Blackblade Reforged create situations where opponents face impossible choices between playing spells and feeding your hand with cards
(Source) His rationale behind making the change is that it would allow people to try out cards they wouldnt normally for a defined period of time in order to determine whether or not they wanted to house rule them to be legal within their own playgroups for a longer period of time