Patience is required for this deck and greed is often rewarded when facing a slower opponent.
Many changes can be made if you play differently, e.g. add patches for a faster start.
The jury is still out on the spellstone, as sometimes it clears their big minions and others RNG fucks you.
Valeera can be taken out as well if one wishes too. Valeera can be useful for extra lethal potential and also more jades.