Six mana cards are generally not utility or answer cards which are the most useful to be able to tutor for, Treasure Mage will mostly go and find a win condition, which then begs the question as to why you are not just playing more win conditions or more effective draw spells
The frame was brought back shortly during March of the Machine, but not quite to the same effect
Outside of that (or the Command Zone) hes quite mana intensive for a tutor
Kang Prime turning nonland cards into cards with suspend could lead to some explosive turns, and Lady Loki's rules text may make your head spin for a moment, but the ability to ping and cast cards for free is not to be ignored
Well, these two and their friends get along quite well, thank you
If you like those kind of games too, please let me know your Magic Online handle and friend me: mine is blairwitchgreen