In any deck with an average number of cards that tempt, this card becomes a very real threat
Halvar, God of Battle Halvar is the God of Battle, and though Odin is, among many things, seen as the God of War, Halvar most closely parallels Tr, the Norse God who presides over the more honorable aspects of battle, like justice and laws
Straightforward graveyard synergies construct a solid deck
The two easiest buys are Vampire Nocturnus and Necropolis Regent
I mean, I get it: its tempting to conclude that a Platinum Angel is only ever worth playing if you would have actively lost the game without it
If you can find a way to flicker The One Ring (my choice would be Teleportation Circle), you become very difficult to beat