They steal the green cards.
Ten tacos
Bangs his head against the wall.
A Rubik's cube, you dirty minded individuals!
Both of the groups that are concered about the health of someone playing both begin with the letter P.
The same middle name. (Shamelessly stolen from Cortana.)
The robber ducky
Because they keep stealing all the Green Cards
They steal all the green cards.
Because they always wish for the green card