Félix Y Calcita: En Busca de la Piedra Limosa: Mi Primer Cómic / Felix Y Calcita: In Search of the Silty Stone: My First Comic

A very important mission! Felix, Calcita, and Robocan will have to venture into the remote Muddy Swamp in the unknown Land of the Ogres to get the silty stone with which the Troll Witch can heal the poor Troll Master, who is very sick. Will our trio of heroes be able to find that rare stone and corner the ogres that inhabit the swamp?