Dagger of Pulchritudinous Grace

From LSWiki

Random load.

This is a small, delicate dagger forged of mithril.  A large ruby is set into its pommel.  The quality of its craftsmanship is excellent.  You
recognize it as a dagger of pulchritudinous grace, an enchanted blade capable of enhancing its wielder's swiftness in battle.  You estimate its value at
about four thousand gold.  
It is in perfect condition.  
It looks about a quarter of a dimin wide and four and seven twentieths dimins long.  It weighs about three tenths of a dekan.
After a moment, the knowledge that the ruby-set mithril dagger of pulchritudinous grace is composed of fifty-nine percent mithril, thirty-five
percent dweomer, and six percent ruby drifts into your mind like a long-forgotten memory.

• Boost to Speed, slowly fading as battle continues and increasing as you score more attacks/deflections. (Speed boosted by +1 at base Speed 32. Scales with something, I hope, maybe Ego or Dancing based on the name?)