Nothing is known about Alvaro's life prior to or as the outbreak began.
Alvaro attends the feral pig hunt with Ezekiel, Morgan, Benjamin, Richard, Dianne, and Jerry, and helps lure the pigs into a garage to be captured. After the pigs are loaded up in the truck, he returns to the Kingdom with the others. Later, he is present at the exchange with the Saviors and raises his weapon after Jared attacks Richard, but the situation is defused by Ezekiel.
Alvaro rides with Richard to retrieve Jesus from outside the Kingdom's walls. When approaching Jesus' car, Alvaro hollers out to Jesus and his friends, demanding to know who they are. He then listens on as Richard addresses Rick and the Alexandrians before escorting all of them to the Kingdom.
Alvaro is at the Saviors exchange with Ezekiel and the rest of his court, waiting for Gavin and his band of men to arrive. He witnesses the heated exchange between Richard and Jared before the Saviors finally leave. Afterwards, he returns to the Kingdom with the others. He is later present when Ezekiel and other Kingdom soldiers arrive at Carol's house to deliver a casserole.
This list shows the victims Alvaro has killed:
- Numerous counts of zombies.