Its biggest rival is Ceará SC, and clashes between them are called Clássico-Rei (Classic-King). On 23 February 1912, Alcides Santos founded a club called
Steven Mendoza pelo Ceará no Clássico-Rei" [Sprints and scoring chances: Steven Mendoza's debut for Ceará in the Clássico-Rei]. O Povo (in Portuguese). Retrieved
do Leão após empatar Clássico-Rei" [Dorival Júnior at Fortaleza: Head coach was sacked from the Leão after draw in the Clássico-Rei] (in Brazilian Portuguese)