As Hydradoodle enters, roll X six-sided dice. Hydradoodle enters with a number of +1/+1 counters on it equal to the total of those results. Reach, trample
2018-01-19
You can choose 0 as the value of X. However, you won't roll any dice as it enters and it will be a 0/0. Unless something else is raising its toughness, it will be put into its owner's graveyard.