
Creatures you control have vigilance. (Attacking doesn't cause them to tap.)
Serra's Blessing has 4 printings, first in Weatherlight (1997). EDHREC ranks it #12,267 among Commander cards. It appears most in Arcades, the Strategist decks (1,656 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.