Last night I had a fight where my opponent got a crit on every hit every time on every creature they used. Some of them had a 5% crit chance.
Today an erlidominus crit every time it used rampage. Which means it was getting a crit 50% of the time.
And let’s not even mention how often ardentismaxima crits. That’s another 50% of the time
I really don’t think the crit chance is what is displayed