Tom Clancy's Splinter Cell: Blacklist is an action-adventure stealth video game in which the player takes control of Sam Fisher, leader of a newly formed 4th Echelon unit. The team must put a stop to the Blacklist countdown before it reaches zero, as they hunt down terrorists from a syndicate of rogue nations who have initiated terror protocol designated as the Blacklist. This involves foiling their escalating terrorist attacks on American interests across two thirds of countries around the world.