
Other Merfolk creatures you control get +1/+1.
{T}: Target Merfolk creature can't be blocked this turn.
Merfolk Sovereign has 6 printings, first in Magic 2010 (2009). EDHREC ranks it #4,187 among Commander cards. It appears most in Hakbal of the Surging Soul decks (22,292 on EDHREC). 1 public deck on TCG runs it. It has 1 official ruling.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.