While having your crucial spell be countered is always frustrating, I personally believe that the reprinting of Counterspell has been one of the best decisions Wizards has made for Modern
If we dont talk about what we dont like, how can anything be corrected
Engineered Explosives gives blue access to mass removal, can wipe out an entire board full of tokens for just two mana, gives control decks an answer to Blood Moon, and so much more
Its the moment they learn how to fly for the first time, and cross over Big Ben headed for a magical world
Instead of running X amount of card draw spells, for example, you can cut out the weakest ones and just tutor up the best ones when needed
Lands and New Creatures The mana base includes strong new lands like Sodden Verdure, Rain-Slicked Copse, and Abundant Countryside, all helping maintain color consistency while providing utility