Flash (You may cast this spell any time you could cast an instant.)
Enchant creature you control
(Target a(n) creature you control as you cast this object. This card enters attached to that creature you control.)
As long as Shardmage's Rescue entered this turn, enchanted creature has
hexproof (This permanent can't be the target of spells or abilities your opponents control.).
Enchanted creature gets +1/+1.