A Flare Gun

Choose a target creature and then roll a d6. Then, resolve one of the following that corresponds to the result of the die. 1-5-Put a -1/-1 counter on chosen creature. 6-Put a +1/+1 counter on chosen creature.
"Ah, hello and pip pip, chap! You must be the one who is incessantly requesting supplies. It is jolly good to hear from you, old fruit."