A dispute over Pokémon trading cards erupted into shocking violence outside a GameStop in California, leaving one man hospitalized with life-threatening injuries after being bashed in the head and stabbed with shards of glass.

While Pokémon fans waited outside the GameStop store to buy cards, a man identified by Colma Police Department as Miguel OrellanasFlores, 49, allegedly cut the line, resulting in a verbal argument with the victim. OrellanasFlores allegedly struck the victim in the back of the head with a glass mason jar.

A man was stabbed after police said an argument broke out in a GameStop over Pokemon cards. Here's what we know.