http://www.ffxivinfo.com/class/thaum...=sanguine-rite

This is what Surecast should be. (This is a 1.0 ability. Bard sometimes cross-classed it, along with Sacred Prism (Increases cast time to convert next single-target healing or enhancing spell to affect multiple targets.) to turn it into raid-wide MP bounties.)

"Restores MP in proportion to damage taken. Casts cannot be interrupted while effect is active."