you don't catch archen you talk to a girl in relic castle
Archen is way better.
cach memory is cach computer data and network
Archen evolves at level 37.
Archen is a Rock and Flying type pokemon.
Archen evolves at level 37.
Archen--lvl.37--> Archeops
Archen evolves into Archeops at Lv 37
Archen evolves into Archeops at Lv. 37.
Archen evolves into Archeops starting at level 37.
Archen doesn't evolve from a stone. But you can evolve him at level 37.
You don't. Archen comes from a plume fossil, obtained in Relic Castle.
Archen is #566 in the national pokedex, and it is a Rock-Flying type Pokemon.