It scales quick if left unchecked, but its not unfair and costs a smidge more than the Insect
This could be based on a specific card type, creature subtype, or playstyle
I recently sold my comic book collection as well as my Pokmon cards here, and it was the best place I could have picked
Twelve loyalty is so much, even with all your planeswalkers proliferating, and picking them off to take the extra turns weakens your board since your superfriends deck ostensibly wants those extra turns to activate its planeswalkers again
For years, planeswalkers had a noticeable advantage in Modern, because there just wasnt a profitable way to interact with them
To attain the power he wanted, he needed to harvest the sparks of many planeswalkers, and he reasoned that setting the Eldrazi free would lure enough of them to Zendikar for him to enjoy a planeswalker buffet