Isaac

 is a character in Red Dead Redemption 2.

Background
Isaac was the son of Arthur Morgan and Eliza it is never stated if he took his mother or farther's surname. once Arthur learned about the pregnancy he offered to help in anyway. Arthur did care for him calling him a good kid. one day when Arthur came to see him and his mother he learned that Isaac and Eliza had both been killed over 10 dollars, this experience both harden Arthur and increased his loyalty to the gang.

Mission Appearances

 * Archeology for beginners (mentioned)