is it if you got both its a triple or a quad?Here's a sub-epic feat and an epic one
Superior Spell (Metamagic) (su)
Prerequisites: spellcraft 15 ranks
Benefit: Spells with an HD limit on what target they can affect have said HD limit increased by 50 percent. Additionally, spells with an HP limit (such as the power word spells) have said HP limit increased by 50 percent.
Special: Superior Spells take up a slot two levels higher than the actual spell level
Superior Superior Spell (Metamagic) (Epic) (su)
Prerequisites: Superior Spell, spellcraft 25 ranks
Benefit: As Superior Spell, except the HD an HP limits are doubled
Special: Superior Superior spells take up a slot four levels higher than the actual spell level. You can use this in conjunction with Superior Spell, but only if you have the Metamagic Freedom feat.