Showing the one card where the name is exactly “hunter's mark” and the set is “afr”

Hunter's Mark (Adventures in the Forgotten Realms #188)

Hunter's Mark {3}{G}

Instant

This spell costs {3} less to cast if it targets a blue permanent you don’t control.

This spell can’t be countered.

Target creature you control gets +1/+1 until end of turn. Then it deals damage equal to its power to target creature or planeswalker you don’t control.

Illustrated by Izzy

Standard
Alchemy
Pioneer
Historic
Modern
Brawl
Legacy
Timeless
Vintage
Pauper
Commander
Penny
Oathbreaker