This way, you won't spend resources to protect Cracker, and you can potentially replay him thanks to his trigger if the opponent attacks your life points on their turn
Especially if your commander tax is quite high, or theyre just expensive to cast to begin with, making sure your spell actually resolves can be quite important
If you are casting Wishclaw Talisman and then passing the turn, thats where stuff crosses way over the existing line
Cryptic Command is another great example
Heroic Intervention, Clever Concealment The base deck was quite susceptible to wipes, so Heroic Intervention is a solid option to prevent opponents or your own spells from resetting your board
It has brought a lot of people over to the TCG space, but this isnt the only thing that explains what has been going on