Counters, tokens, and scaling creatures can turn a few points of life into real pressure if the deck is built around it
BONUS PACK x1 (3 cards)
TAHK0 speculated on why the error may have happened, writing, Poke Balls went through a lot of early variations, with everything from the button placement changing, to how it opens differing, to even being depicted with the white on top. It could be that an early Pok Ball design actually did open like it does on the card back, but when the design was eventually changed to the opposite way, they forgot to update it on the card back before going to print, and it remains that way to this day
The glimpses were brief, and the features were seemingly animated, however
It also has a useful amount of fluidity with a Retreat Cost of just one
They often employ Food Chain + Misthollow Griffin to generate infinite mana and draw their deck with Atraxa