I need more drafters
Mill decks will get rid of the opponent's whole library, but weird rule-breakers like Laboratory Maniac won't mind at all
This trend continued with Portal Three Kingdoms, which was created for the Asian market as a retelling of the Three Kingdoms period of Chinese history
These will transform after you fulfill some kind of condition on the card, usually either an activated ability (i.e., paying to exile Terra, Magical Adept) or triggered ability (i.e., having six permanents in the yard for Exdeath, Void Warlock at end of turn)
Being able to draw cards off of this seems very easy, especially if you're using other means like Vedalken Shackles, Memnarch, or Blatant Thievery
Youre risking getting color screwed for the town subtype and that sweet, sweet 2 life