You'll also want to prioritize a consistent deck over one with a single good card
The recently spoiled card The Seriema makes for a nice inclusion here
Between enter the battlefield effects, triggered abilities, and other synergies, it's often the case that playing a creature provides an opponent with much more value than just the creature's board presence
Kiki-Jiki goes infinite with a variety of single creatures in every color except black
Suddenly, all that discard, land destruction, and card drawing they've used has backfired, as they find themselves at a low life due to Necropotence, with two (or less) lands in play, no creatures, and no cards in hand
Akromas Will (Commander Legends) Historically, one of the biggest struggles for white has been finding good finishers - Akromas Will is exactly the type of card that white needs to help alleviate this issue