Anagrams (sort of)
This should keep some of you simple minded people amused. And possibly those who posses actually intelectual ability.
*I have no idea if this has been done before but I'm not looking through pages to see if it has.
What do you do? Post a well known active PD member or Pokemon's name with the letters jumbled up. The next person works it out and posts a new one. Not overly difficult but may require actual thinking.