Inaccurate?

Arcane Fusion, Greater

(Complete Mage)

Universal
Level: Sorcerer 8,
Components:

You weave two powerful spells together in your mind and release them in a single intertwined display of magical prowess.
This spell works like arcane fusion, except that you choose any 4th-level or lower sorcerer spell that you know and any 7th-level or lower sorcerer spell that you know to cast together.