and nine assists in 29 games before suffering a knee injury in December 2010. Colorado Avalanche (2011–present) Upon returning from his knee injury, Johnson was traded to the Colorado Avalanche, along with Jay McClement and a conditional first-round pick, in exchange for Chris Stewart, Kevin Shattenkirk and a conditional second-round pick. Later that day, Johnson made his Avalanche debut at the HP Pavilion at San Jose in a 4–0 loss to the San Jose Sharks. In his second game, Johnson faced his former team and posted his first goal as a member of the Avalanche in a 4–3 win. As a result of his goal against St. Louis, Johnson earned Avalanche "Play of the Week" award. He finished the rest of the season with three goals and seven assists for 10 points through 22 games. Johnson began the 2011–12 season healthy but was shortly placed on injured reserve in November due to a groin injury. Upon returning to the lineup in January, Johnson extended his assist/point streak to three games and led all Avalanche defensemen with 18 assists. As he remained healthy for the remainder of the season, Johnson finished the season by leading all Colorado defensemen in scoring with 26 points while averaging 20:50 of ice time per game. After signing Johnson to a four-year, $15 million extension, General Manager/Executive Vice President Greg Sherman said: "Since Erik’s arrival in Colorado, he has provided stability, size, and an offensive presence to our blueline...At only 24 years of age, we believe that Erik will continue to grow his game and we are thrilled to have him under contract." On January 23, 2013, Johnson played in his 300th career NHL game. A few weeks later, it was announced that Johnson would remain out indefinitely after he suffered a head injury in a game against the Phoenix Coyotes. Upon returning to the lineup, Johnson recorded a career-high eight hits against the Dallas Stars, becoming the second Avalanche to reach this milestone since the league began tracking the stat in 2005. Prior to the conclusion of the 2013–14 offseason, Johnson was told by head coach Patrick Roy to come back with less bulk and less weight. As such, he focused on mobility and agility and dropped 10 pounds. Upon returning for the 2014–15 season, analyst Ray Ferraro praised Johnson for becoming "aggressive without being careless." He continued to produce offensively and led all NHL