The mass creature stealing elements of Emrakul can decidedly turn the battle in your favor, especially since it's a permanent theft of those creatures since you sacrifice them all if Emrakul leaves the battlefield for any reason
When it enters the battlefield, you get to bring back a creature card from your graveyard and bring it back to your hand
That said, if you have the money for the real thing, this more fragile creature version really doesn't tend to be the best option available
I knocked them both down to uncommon so that more players could experience this exciting combination for Limited
You end up only marginally behind if Dragons Rage Channeler lives to Turn 2, but on Turn 6 Channeler is just as scary as it was Turn 1
While there are a couple of formats that you can play MtG such as Standard and Commander, Adventures in the Forgotten Realms also provides D&D themed Minigames such as Booster Blitz, Roll for Initiative and Magic & Minions that allow you to play this set differently