you were brought to the past by celebi, who transformed you into a fossil pokemon.( Kabuto: water rock type. Omanyte: water rock type. Aerodactyl: flying rock type. Anorith: rock bug type. Lileep: rock grass type. Craniados: rock type. Shieldon: rock steel type. Tirtuga: water rock type. Archen flying rock type. Tyrunt: rock dragon type. Amaura: ice rock type.) Celebi: have fun in the past!