Question: What did Ole Miss replace their graphic of a traditional Southern Colonel with as mascot?

Context paragraphs:
2000 Music City Bowl: In the 2000 Music City Bowl, West Virginia defeated Ole Miss 49–38.  This game was also West Virginia Mountaineers football coach Don Nehlen's final game.  Although West Virginia won the game, it was notable because of a second half comeback by freshman Eli Manning.  Down 49–16 in the fourth quarter, Ole Miss coach David Cutcliffe inserted Manning.  Ole Miss scored 22 unanswered points in the fourth quarter.

Magnolia Bowl: The LSU–Ole Miss football rivalry, renamed the Magnolia Bowl in 2008, is an American college football rivalry game played annually by the LSU Tigers football team of Louisiana State University (LSU) and the Ole Miss Rebels football team of the University of Mississippi (Ole Miss).  The teams compete for the Magnolia Bowl Trophy.  The Tigers and the Rebels first met in 1894, and have been regular opponents in Southeastern Conference (SEC), meeting annually since 1945.  The rivalry was at its height during the 1950s and 1960s, when both teams were highly ranked and during which time both teams claimed a national championship.  The rivalry died down from the 1970s to the 1990s, owing to Ole Miss not returning to conference or national prominence since the 1970s and because LSU has seen new rivalries emerge when the SEC split into two divisions in 1992, most notably Alabama, Arkansas, Auburn, and Florida.  Even though the rivalry has not attracted the same national attention in recent years, it still stirs up passion in both Oxford and Baton Rouge.

1970 Ole Miss Rebels football team: The 1970 Ole Miss Rebels football team represented the University of Mississippi during the 1970 college football season and in the 1971 Gator Bowl against Auburn where Ole Miss lost 35–28.  Archie Manning was the quarterback for Ole Miss.  This also marked the last season of coach Johnny Vaught's and first tenure as the Ole Miss coach.

2004 Cotton Bowl Classic: The 2004 Cotton Bowl Classic was a post-season college football bowl game between the Ole Miss Rebels and the Oklahoma State Cowboys on January 2, 2004, at the Cotton Bowl in Dallas, Texas.  It was the final game of the 2003 NCAA Division I-A football season for each team and resulted in a 31-28 Ole Miss victory.  Ole Miss represented the Southeastern Conference (SEC) while Oklahome State represented the Big 12 Conference.  It was Ole Miss's first January bowl victory since the 1970 Sugar Bowl and first Cotton Bowl Classic appearance since 1962.

Plantation High School: Plantation High School (commonly referred to as PHS) is a high school located in Plantation, Florida.  The school serves 2,301 students in grades 9 through 12, and is a part of the Broward County Public Schools district.  It was originally located on the Fort Lauderdale airport grounds Naval Air Station Fort Lauderdale base, This was used as a temporary location until the new building was ready to open at its present location.  Students at Plantation High are called "Colonels".  The original school logo was a graphic of a traditional Southern colonel—the equivalent of Colonel Reb, mascot of the University of Mississippi.  In the early 1990s, amidst concerns of racial insensitivity, the logo was changed to a large red letter "C," similar to the Chicago Bears logo.

Tyrone Nix: Tyrone Nix (born September 30, 1972) is an American football coach.  He is the former defensive coordinator for the Middle Tennessee football team, the former associate head coach and defensive coordinator for Ole Miss Rebels football, and the former Defensive Coordinator for the South Carolina Gamecocks and Southern Miss Golden Eagles.  He is the brother of Derrick Nix, a former Southern Miss star and the current running back coach at Ole Miss, having formerly been an assistant at Southern Miss and the Atlanta Falcons in the NFL.

Colonel Reb: Colonel Reb was the mascot of Ole Miss Rebels, the collegiate athletic teams of the University of Mississippi ("Ole Miss") in Oxford, Mississippi.  Designed in 1936, the Colonel served as the teams' official sideline mascot from 1979 until 2003.  The university replaced him in 2010 with a new on-field mascot, the Black Bear.

Ole Miss Rebels football: The Ole Miss Rebels football program represents the University of Mississippi, also known as "Ole Miss".  The Rebels compete in the Football Bowl Subdivision (FBS) of the National Collegiate Athletic Association (NCAA) and the Western Division of the Southeastern Conference (SEC).  The football history of Ole Miss includes the formation of the first football team in the state and the 26th team on the list of college football's all-time winning programs.  The Rebels posted their 600th win on September 27, 2008 when they defeated the Florida Gators 31–30.

List of Ole Miss Rebels head football coaches: The Ole Miss Rebels college football team represents the University of Mississippi (Ole Miss) in the West Division of the Southeastern Conference (SEC).  The Rebels compete as part of the National Collegiate Athletic Association (NCAA) Division I Football Bowl Subdivision.  The program has had 36 head coaches since it began play during the 1893 season.  Since December 2011, Hugh Freeze has served as Ole Miss' head coach.

Ole Miss–Tulane football rivalry: The Ole Miss–Tulane football rivalry is an American college football rivalry between the Ole Miss Rebels and Tulane Green Wave.  The rivalry began in 1893.  Ole Miss leads the series 42–29.  It is Tulane's second-oldest football rivalry, one week younger than the Battle for the Rag.  It is Ole Miss' oldest rivalry, predating its rivalries with Alabama, LSU (Magnolia Bowl), and Vanderbilt by a year, and Tulane is Ole Miss' most-played opponent not currently in the Southeastern Conference (SEC).

Supporting paragraphs: Plantation High School Colonel Reb
Answer: the Black Bear