St. Michael Prayer Holy Cards. Size: 2.5" X 4.5". A Full of Grace USA Original Product Saint Michael the Archangel, defend us in battle. Be our protection against the wickedness and snares of the devil. May God rebuke him, we humble pray; and do Thou, O Prince of the Heavenly Host, by the Divine Power of God, cast into hell Satan and all the evil spirits who roam about the world seeking the ruin of souls. Amen (Pope Leo XIII) Full of Grace USA products include custom illustration and product design made exclusively for us. You will not find these illustrations anywhere else, they are truly unique copyrighted designs.* Our designs are not to be copied in any way without our written permission. *Full of Grace USA logo and all artwork contained herein © 2022, Full of Grace USA, LLC.