While this one does present the risk of languishing in your hand for some time, you still get three modes that can get you out of trouble, because countering instants will often mean protecting a key creature on your side of the board from a removal spell
Some details are confirmed, while others remain rumours, expectations or community speculation
However, if you are just new to card shuffling, you can shuffle your cards up to 20 times to make them random
Estimated Pull Rates by Set Approximate Pull Rate Summary (Per English Main Set) Below is a simplified, approximate pull-rate chart for English booster products (actual numbers can vary by set): BB*: From Booster Boxes Should You Chase High-Rarity Cards Through Packs
Still couldve used a few more.
Cards like Solemnity protect you from getting the counters in the first place, but they dont get rid of them