Early years

Dansby was an All-State linebacker and wide receiver at Woodlawn High School in Birmingham, Alabama, where he was a letterman in football, basketball and track. He caught 51 passes for 857 yards and five touchdowns on offense, 81 tackles, six sacks, three interceptions, and two fumble recoveries on defense as a senior. In basketball, he played as a power forward, earning All-state honors as a junior. In track & field, he competed in the jumping events and got a PR of 6.73 meters in the long jump as a junior.

College career

Dansby played for the Auburn Tigers football team while attending Auburn University from 2000 to 2003. He was a Butkus Award semi-finalist regarded as one of the premier defenders in college football. While he began his Auburn career at strong safety, he shifted to outside linebacker as a sophomore. In 36 games for the Tigers, he recorded 218 tackles (128 solos) with 10 quarterback sacks, 31 stops for losses, seven forced fumbles, two fumble recoveries, 15 pass deflections, and eight interceptions for 107 yards in returns. He was First-team All-America and a first-team All-Southeastern Conference selection as a senior when he had 84 tackles (50 solo), 5.5 sacks, 13 stops for losses, 6 pass deflections, 4 caused fumbles. In 2002 he was a First-team All-SEC with 76 tackles (32 solo), 4 sacks, 10 stops for losses, 3 interceptions, 4 pass deflections, 2 fumble recoveries and 2 caused fumbles.

Professional career

Pre-draft

Pre-draft measurables

Ht	Wt	40-yd dash	10-yd split	20-yd split	20-ss	3-cone	Vert	Broad	BP	Wonderlic
6 ft 4⅜ in	0 lb	4.45 s			4.49 s	7.53 s	41½ in	10 ft 0 in	15 reps	15

Arizona Cardinals

Karlos was drafted in the second round by the Arizona Cardinals. Since being drafted, he has turned into one of the NFL's most productive linebackers, recording 31.5 sacks and 11 interceptions, taking five back for scores.

He was named to Pro Football Weekly’s 2004 All-Rookie team after starting 12 games while accumulating 68 tackles, the most of any rookie on the team and recorded three fumble recoveries, one shy of the team's rookie record for fumble recoveries. In 2005,he became the first Cardinal linebacker to record two interception returns for touchdowns in a single season and finished the year with the first 100+ tackle season of his career with 103. He followed that by finishing 2006 with 94 tackles and eight sacks, both good for second on the team, despite missing two games due to injury. In 2007 he started all 14 games he played and led team with 117 tackles, marking second season with 100+ tackles (103 in 2005). On February 14, 2008, he was designated as the Cardinals' franchise player. He has been franchised twice by Arizona, in 2008 and 2009. Cardinals signed franchised Dansby to a one-year, $8.065 million contract. In 2008 Dansby led the Cardinals to the Super Bowl while again totaling over 100 tackles and making 4 sacks and intercepting two passes. Karlos Dansby's 2009 franchise tag guarantees him $9.7 million in salary in 2009 and would make him an unrestricted free agent in 2010.

In a first-round playoff game against the Green Bay Packers on January 10, 2010, Dansby recovered a fumble in overtime by Green Bay quarterback Aaron Rodgers and returned it 17 yards for the game-winning touchdown in the highest scoring game in NFL postseason history.

Miami Dolphins

On March 5, 2010, Dansby signed with the Miami Dolphins to a five-year, $43 million contract with $22 million guaranteed, which made it the richest contract for an inside linebacker in NFL history until Patrick Willis signed a five-year, $50 million contract. He was released from the team on March 12, 2013.

Second stint with the Arizona Cardinals

On May 10, 2013, Dansby signed a one-year deal to return to the Arizona Cardinals.

Cleveland Browns

On March 11, 2014, Dansby signed a four-year, $24 million contract with the Cleveland Browns. The deal included $14 million guaranteed.

He was released by the Browns on March 16, 2016.

Cincinnati Bengals

Dansby signed with the Cincinnati Bengals on March 29, 2016.

NFL stats

Year	Team	GP	COMB	TOTAL	AST	SACK	FF	FR	FR YDS	INT	IR YDS	AVG IR	LNG	TD	PD
2004	ARI	15	60	43	17	5.0	1	3	0	1	2	2	2	0	5
2005	ARI	15	88	69	19	4.0	2	2	0	3	31	10	18	2	4
2006	ARI	14	82	69	13	8.0	2	1	0	0	0	0	0	0	3
2007	ARI	14	97	77	20	3.5	4	0	0	3	55	18	28	0	8
2008	ARI	16	119	95	24	4.0	2	3	0	2	47	24	34	0	5
2009	ARI	16	109	89	20	1.0	1	0	0	1	11	11	11	0	4
2010	MIA	14	95	78	17	3.0	2	0	0	0	0	0	0	0	4
2011	MIA	16	103	88	15	2.0	1	0	0	1	14	14	14	0	4
2012	MIA	16	134	101	33	1.0	0	0	0	0	0	0	0	0	9
2013	ARI	16	122	114	8	6.5	1	1	0	4	48	12	23	2	19
2014	CLE	12	93	47	46	3.0	0	0	0	1	0	-	0	0	2
2015	CLE	16	108	62	46	0.0	2	0	0	3	93	31	52	2	6
Career		180	1,210	932	278	41.0	18	10	0	19	301	16	52	6	73

[ Source: Wikipedia ]