Eight mana is a lot, but if you've ever had an Eldrazi ConscriptionEldrazi Conscription hit the board and immediately swing in, you'll know that it's costed correctly
I myself am pretty jazzed for some of the powered-up uncommons and artifact support, though words still out on station and whether the planets will be broken or just fine
Im really liking the direction Wizards went with during our return trip to Theros, and Ive been impressed that they keep giving us more and more highly playable cards for Commander, even outside of what I had time to discuss today
As a side note, Snow-Covered lands are where its at now for Simic decks
From there, you can repeatedly jam the stack with reanimation attempts by drawing cards in response to interaction
And with fun and powerful Pokmon at your side, you'll be a Pokmon Trainer before you know it