Spider-Shroom

At the end of any opponent's turn, if they have five or more Spore counters, remove all Spore counters from all opponents. Then every opponent loses 1 life for every Spore counter they had.
{b},{t}: Target opponent gains a Spore counter.
"Aww, it's so cu- COUGH! COUGH! Uggh, what WAS that ?"