This is not true. It is exceedingly rare for paper cards to be nerfed or buffed. The only real notable example is with the Companion mechanic from a few years ago. Wizard's solution is to ban problematic cards.
This is not true. It is exceedingly rare for paper cards to be nerfed or buffed. The only real notable example is with the Companion mechanic from a few years ago. Wizard's solution is to ban problematic cards.