Insatian, Sin of Gluttony

•When this creature is on the field, sorcery cost increases by 1.
If a sorcery is negated in any way, this creature
gains a plus +1/+1 counter (permanent) on it, and
this creature has Menace when above 7 power and toughness.
If your opponent casts an instant spell, {t} this creature and negate that card, also gain life
and {b/r} mana equal to the mana
used by your opponent.
"I'm not your average demon."