Greater Spell Snare

Level: Artificer 6, sorcerer/wizard 7

As spell snare, except that the dragonshard component of this spell can absorb a spell or spell-like ability of up to 6th level.
    Material Component: An Eberron dragonshard worth at least 100 gp. Unlike most material components, the dragonshard is consumed when the spell snare effect functions, not when the spell is cast.