Fearless Skald is a uncommon Creature — Dwarf Berserker card from The List (PLST), collector number MOM-138. Current market price: $0.08, TCGplayer market prices via Scryfall.
Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.) Double strike