No spoilers, no season, and no ownership of characters; just me playing in someone else's toy box. Much better toys!
Dean watched the old crone's familiar launch itself at Sam. His baby brother was fast but he was no match for the white grimalkin as she tore into his back with her talon sharp nails.
Dean heard Sam's yelp but knew he had to finish the spell to end this once and for all. Out of the corner of his eye he caught movement as his brother tried to remove the enraged ball of fury now from his head.
"Gonna need lots of antibiotic cream for this" thought Dean watching the hag age into dust and taking her familiar to its demise.