With the Beginner Box, it is a good place to begin but as a place to begin a collection, there are far better options
You just get to reap the delicious benefits, which are in your favor, of course
It gives your entire team +1/+1, flying, and indestructibility
Playing combo decks well is about understanding the lines you take to get from zero to Griselbrand and executing them around whatever disruptive elements your opponents might be playing
Creature - Goblin Warrior Color tag templates(None) Kiki-Jiki, Mirror Breaker Haste : Create a token that's a copy of target nonlegendary creature you control, except it has haste
I know this isnt really a big flavor fail (unlike how unscary and bad the minotaurs are in the set), but I just wanted to point out one reason why the set might not have gotten that A+ grade