Alright, so I Scry 1, both creatures die, you gain 3 life, and you get your Enchantment Creature, after combat I cast Rotted Hulk, done
Melkor: 13
Hand: 1
Library: 24
Battlefield:
(T) (T) Forest x2
(T) (T) Swamp x2
(T) Plains x1
(T) Scoured Barrens (T: W or B, when ~ comes into play you...