Its not spectacular, but its an interesting median baseline compared to the others
You may notice that five of these six are currently featured in Standard, and three of those actually made their debut within the past 18 months
21 Kiora, Sovereign Of The Deep Call From The Deep Building a deck around a specific creature type can feel limiting at times, restricting you to specific cards and running only the best strategies
Her other ability is Spoilers, which reads: Whenever an opponent scries, surveils, or searches their library, put a +1/+1 counter on River Song
Counterbalance revealing Wear // Tear counters a spell with converted mana cost 3, but not 1 or 2
An example of unhelpful data is Xanders Lounge: This is an extremely good card, but because its all over the place in Commander, rotation is barely affecting the price