Tom Clancy's Rainbow Six Siege is a tactical shooter video game developed by Ubisoft Montreal and published by Ubisoft.
 It was released worldwide on December 2015 for Microsoft Windows, PlayStation 4 and Xbox One.
 The game puts heavy emphasis on environmental destruction and cooperation between players.
 Players assume control of an attacker or a defender in different gameplay modes such as hostage rescuing and bomb defusing.
 The title has no campaign, but features a series of short missions that can be played solo.
 These missions have a loose narrative, focusing on recruits going through training to prepare them for future encounters with the White Masks, a terrorist group that threatens the safety of the world.
Ma Jae-yoon (Korean: 마재윤 ; born 23 November 1987), known by the pseudonym sAviOr (previously IPXZerg), and dubbed The Maestro, is a former professional South Korean e-sports gamer of the real-time strategy game "StarCraft".
 He played the Zerg race and was one of the most successful and popular players of all time.
 Savior was one of several players implicated in the 2010 match fixing scandal, and as a result he was banned from KeSPA-run competition for life.
 After retiring as a pro-gamer, sAviOr began streaming on AfreecaTV, but AfreecaTV made the decision to ban several players implicated in match-fixing offenses from the platform, including sAviOr.
 Ma Jae-yoon was a member of CJ Entus, a professional "" e-sports team sponsored by CJ CGV, an entertainment subsidiary of the CJ Corporation.
Tom Clancy's Ghost Recon is a tactical shooter video game developed by Red Storm Entertainment, a Ubisoft subsidiary, and published by Ubisoft in 2001 for Microsoft Windows.
 It was ported to Mac OS, PlayStation 2 and Xbox in 2002 and to the GameCube in 2003.
 Ports for N-Gage and Game Boy Advance were planned, but later canceled.
 Unlike Clancy's other tactical shooter series, "Rainbow Six", "Ghost Recon" is not based on any of his books.
Sniper Elite is a tactical shooter video game series developed by English studio Rebellion Developments and currently published by 505 Games.
 It is a third-person tactical shooter that emphasizes a less direct approach to combat, encouraging the player as a sniper to use stealth and keep distance from enemy soldiers. "
Sniper Elite", the first in the entry was released in 2005, and was followed by "Sniper Elite V2", a remake of the original "Sniper Elite" in 2012 and "Sniper Elite III", a prequel of "Sniper Elite V2" in 2014.
 A sequel to "Sniper Elite III", "Sniper Elite 4", was released in February 2017.
The Namibian Electronic Sports Association (NESA) is the governing body of Electronic Sports in Namibia.
 It was founded in 2010, and affiliated to IeSF in 2011.
 It organized various E-Sports leagues and the Namibian national E-Sports team.
 In 2012 it was closed due to lack of community interest and participation.
 It was re-opened in 2013 after a new board was created containing a mixture of old board- and community members.
Tom Clancy's Ghost Recon: Future Soldier is a third-person tactical shooter video game developed and published by Ubisoft for the PlayStation 3, Xbox 360 and Microsoft Windows.
 It was released in May and June 2012.
 "Tom Clancy's Ghost Recon: Future Soldier" was announced to be in development by Ubisoft on January 22, 2009.
 The game has a futuristic take on the "Ghost Recon" series.
 The campaign has settings such as Nigeria, Pakistan, Russia, and Norway.
FlipSid3 Tactics (or Flipside Tactics and abbreviated as F3) is an American e-Sports organization with teams competing in "", "Halo", fighting games, "StarCraft II", "Rocket League", "Dota 2", and "Tom Clancy's Rainbow Six Siege".
 (former) Indianapolis Colts defensive tackle Ricky Lumpkin is a co-owner of the team.
 The CSGO team is currently based in Ukraine.
MTw, formerly known as Team NoA, was a professional "Counter-Strike" team.
 Founded by Jonas "bsl" Alsaker, the team was regarded as the worlds best several times, taking home many prestigious "trophies" (or at least victories).
 They were the first professional e-sports team to consist of members from multiple continents when they formed the team from highly experienced players from Norway, Canada and United States.
 They were also the first e-sports team ever to pay for a player transfer out of a contract when they bought Ola "element" Moum out of his contract with SK Gaming.
A tactical shooter is a subgenre of shooter game that includes both first-person shooting and third-person shooting.
 These games simulate realistic combat, thus making tactics and caution more important than quick reflexes in other action games. Tactical shooters involving military combat are sometimes known as "soldier sims".
Tom Clancy's Ghost Recon is a series of military tactical shooter video games published by Ubisoft.
 In the series, the player is in charge of a fictional, newly conceived squad of U.S. Army Special Forces soldiers from Delta Company, 1st Battalion, 5th Special Forces Group (5th SFG) stationed at Fort Bragg, North Carolina.
 Except for the "1st Battalion, 5th SFG" designation, this reconnaissance unit is entirely fictional, as Special Forces Battalions currently only support three Companies (A, B and C).
 They are often referred to as "the Ghosts".
 Their role is not unlike other real world special operations forces, in that their operations are kept highly classified.
 In "", it is shown that the Ghost's unit has multiple designations and is part of JSOC and is also known as the Group for Specialized Tactics (or GST—where the term "Ghost" comes from) much like real JSOC units like Delta Force (1st SFOD-D or CAG) and SEAL Team Six (or DEVGRU).

Question: Flipside Tactics is an e-sports team that plays what Ubisoft tactical shooter?
Answer: Tom Clancy's Rainbow Six Siege