Canticles of the omnissiah

At the beginning of your upkeep choose one, you cannot choose the same one twice until all have
been chosen. The effect lasts until you choose a
new one or this enchantment leaves the battlefeild -
• Creatures you control gain shroud.
• Creatures you control gain +1/+0.
• When a creature you control blocks it gains
+1/+1.
{bull} When a creature you control attacks it gains
+1/+1.