There is a clear order to the construction of this deck, and while thats occasionally hindered by card draw, you can immediately see the logic in your hand, and understand which cards should be played first, to take advantage of any possible counter placement and proliferate mechanics
When life totals are exchanged, each player gains or loses the amount of life necessary to equal the other player's life total
Normally, a deck cannot be built around countermagic, even in mono-blue, but creatures like Baral, Chief of Compliance change all that
Finally, the -8 lets you look at the top ten cards of your library and put every single artifact among them onto the battlefield
Don't forget you have more cards from The Lord of the Rings: Tales of Middle-earth with Ring-tempting for more triggers