I see what you're saying, but cost, damage, and health have been a staple of TCG games since Magic: The Gathering in the early 90s.
And the reason our packs are similar is because we use Hive-Engines packmanager contract which is a simplified version of how splinterlands packs work.
#Splinterlands is a great game and are a shining example of how NFT gaming can succeed on #HIVE