Farideh, Pact of Flame

Farideh, Pact of Flame enters the battlefield with
X +1/+1 counters.
{4}{u/r}: Roll a D20. You gain 1 life.
Remove a +1/+1 counter from Farideh, Pact of
Flame: The next time you would roll one or
more dice, draw cards equal to half the total result rounded down.