3) If you're playing those colors, Psychatog is better than Shadowmage Infiltrator
This can be incredibly useful even in non-combat situations, since its frequently creature abilities that are bringing us down
Furthermore, each deck contains two foil commanders, one with borderless art, 10 double-sided tokens, a life wheel and a cardboard deck box
The Castle Dracula card is available via your local game store (while supplies last) and is an alternate art of Voldaren Estate
I dont think these changes make the deck any less friendly to new players, while they do increase the power level.
You could blow up with Mox Diamond, Ancient Tomb, Mana Vault, tap it all, play Megrim, and then Tinker the Vault into a Memory Jar, sac it, and force everyone to play more cards, drop more stuff, and then kill with Megrims and Jars