dikembe mutombo , a shot-blocking congolese centre whose legendary finger-wagging motion became one of the most recognized gestures in the game .
mutombo was an nba all-star who was elected to the naismith memorial basketball hall of fame on monday .
mutombo played in the nba from 1991 until 2009 , recording 11,729 points , 12,359 rebounds , and 3,289 blocks .
the class of 2015 will be enshrined at the hall of fame in springfield , massachusetts .