Autumnwind and Coalstone went poking around the deep core runes a few weeks ago. The two of them split up and, deep in the runes, Coal found a secret room where a little white filly with a silver mane was frozen in a large orange crystal.
Coal was curious and placed his paw upon the crystal. Then everything went black and all he could hear was a young filly crying. He moved in the darkness towards the sound and found the young filly sitting there weeping.
He took another step and a ring of fire surrounded him. An earth pony made of bones wrapped in a black hooded robe stepped out of the fire.
He pointed his hoof towards Coal and spoke.
"Thou that trespassed in this cursed place, breaker of the seal, hear me! Dog of diamond, you are charged as protector to the sacrifice, as I was before you. May you succeed where I cold not"
He awoke to find the crystal had shattered and the little filly was lying on the ground unconscious. Coal picked himself up off the ground and started to unconsciou