Gruff Triplets

When Gruff Triplets dies, put a number of +1/+1 counters equal to its power on each creature you control named Gruff Triplets.
A king is asked to place a grain of rice on a
square of a chessboard, then double it for each
subsequent square.The final result is around
18.4 million trillion grains of rice, which is al-
most today's worldwide annual harvest!