Enchant creature
(Target a(n) creature as you cast this. This card enters the battlefield attached to that creature.)
As Pentarch Ward enters the battlefield, choose a color.
When Pentarch Ward enters the battlefield, draw a card.
Enchanted creature has
protection from the chosen color
(A permanent or player with protection can't be targeted, enchanted, equipped, fortified, damaged or blocked by sources of the given property.). This effect doesn't remove Pentarch Ward.