Isella was born in Tuxtla Gutiérrez, Chiapas to an Afro-Honduran father and a Mexican mother.
Isella was eligible to play for Mexico or Honduras at international level.
He opted to represent the former after joining the youth academy of Mexican nationalist club Guadalajara.
[1] He managed to get an early call-up to the Mexico national football team by coach Enrique Meza after having a standout 2000–01 season with the Guadalajara first team.
This biographical article related to a Mexican association football defender is a stub.