There are times when holding on to your cards is absolutely correct because they have multiple functions
What if a Blocking Creature is Removed Before Damage
7: You get an emblem with "Your opponents can't untap more than two permanents during their untap steps." Legendary Planeswalker - Dovin Nahiri, the Harbinger +2: You may discard a card
In addition to the cards from the set itself, we also got four new Commander precon decks, which not only include interesting reprints, but also exciting new cards
Lack of Innovation/Diversity As a creative type, I like to think working at Wizards would give me the opportunity to innovate and do something new
is a blue, red and white deck thats all about energy counters, artifacts and drawing cards