Vexing Puzzlebox

Whenever you roll one or more dice, put a
number of charge counters on Vexing
Puzzlebox equal to the result.
{1}{p/c}{t}: Create a tapped treasure token. Roll a
D20.
{t}, Remove 100 charge counters from this: You
gain an emblem with, "At the beginning of your
end step put your hand on the bottom of your
library, then draw that many cards.", then give
target opponent this artifact.