
Target creature gets +X/+X until end of turn, where X is the number of cards in your hand.
Inner Calm, Outer Strength has 1 printing, first in Saviors of Kamigawa (2005). EDHREC ranks it #16,852 among Commander cards. It appears most in Sergeant John Benton decks (2,301 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.