1 Mike Tyson
He will come to you in your dreams and... BITE OFF YOUR EAR MUAHAHAHAHAHAH! XD - fireinside96
Pre-90's Tyson was the most feared fighter in the world, and arguably the greatest heavyweight ever.
after the stuff he's actually done, we still have no idea what he's thought about and not done - danajs24
Best in his prime against anyone, ever.
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2 Brock Lesnar
Brock Edward Lesnar is an American professional wrestler and former amateur wrestler, professional American football player, and mixed martial artist who is currently signed to WWE.
The sheer size and physique of this monster of a man has got to strike fear in any one that would face him!
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3 Dennis Rodman
when I saw him in that wedding dress, it about scared me half to death! lol. - jwileson
He beats up referees
That's got to count for something - Itsshoopermanngavin
U see the face right
4 Kimbo Slice
Kevin Ferguson, better known as Kimbo Slice, was a Bahamian-born American mixed martial artist, boxer and occasional actor.
5 Jack Lambert
6 Shaquille O'Neal
Shaquille Rashaun O'Neal, nicknamed Shaq, is a retired American professional basketball player who is currently an analyst on the television program Inside the NBA.
I know. His rapping is the most terrifying thing on Earth. - Mrveteran
He is big
He is tall
7 Ray Lewis
Raymond Anthony Lewis Jr. is a former American football linebacker who played his entire 17-year career for the Baltimore Ravens of the National Football League.
Ray Lewis killed two people, how is that not scary?
Like a brick wall coming at you at 200 mph and you know you gonna fumble the ball
8 Lawrence Taylor
9 Randy Johnson
have you seen this mans face!? - KMS0694
10 Mike Singletary
11 Dick Butkus
Mr Butkus KICKED a 68-yard FIELD GOAL... with that CLUB FOOT of HIS.. HEROs are HE-!
BIGEST HITS EVER
12 Michael Vick
Michael Dwayne Vick is an American football quarterback who is a free agent. He has previously played for the Atlanta Falcons, Philadelphia Eagles, New York Jets and Pittsburgh Steelers.
Dogs are definitely scared of him. - Mrveteran
13 Troy Polamalu
Troy Aumua Polamalu is a former American football strong safety who played his entire twelve-year career for the Pittsburgh Steelers of the National Football League.
14 Muhammad Ali
Muhammad Ali (January 17th 1942 - June 3rd 2016) was an American former professional boxer . He was generally considered among the greatest heavyweights in the history of the sport.
"... I'm a baaadd man!
15 O.J. Simpson
Dude murdered two people
Should be number one
16 Michael Jordan
Michael Jeffrey Jordan, also known by his initials, MJ, is an American retired professional basketball player.
Because nobody can beat him
Cause he could beat u
17 Mean Joe Greene
18 Keith Bulluck
19 Leonard Davis
I Cant Beleave No One Put Leonard Up Brock Lesnar Aint Scary
20 Kobe Bryant
Kobe Bean Bryant is an American retired professional basketball player. He played his entire 20-year career with the Los Angeles Lakers of the National Basketball Association. Kobe Bryant has won 5 NBA championships with the Lakers and is the all-time leading scorer in Lakers franchise history.
21 Laila Ali
22 Jack Youngblood
Jack Youngblood was a terror. He had a lot of heart; he played hard, he played tough, and he was as quick as a hiccup. He was on the small side but he had great pass rush moves, just a hellacious player. �
"Hall of Fame tackle Art Shell
(have you seen this guy's replays? )
-got that quote from wikipedia by the way - thenorris03
23 Wilt Chamberlain
Wilton Norman "Wilt" Chamberlain was an American basketball player . He was born on August 21, 1936 in Philadelphia and died on October 12, 1999 in Los Angeles due to heart failure . ...read more.
Strongest player in the history of the NBA.
24 Conrad Dobler
25 Brittney Griner
26 The Undertaker
Mark William Calaway (born March 24, 1965), better known by his ring name The Undertaker, is an American semi-retired professional wrestler currently signed to WWE, where he has worked since 1990, making him the company's longest tenured in-ring performer . Calaway began his wrestling career with World ...read more.
Are you kidding me why is he last should be number one
Why is he last he should be number one
27 Jim Brown
28 Stephen Curry
29 Kevin Durant
Kevin Wayne Durant is an American professional basketball player for the Golden State Warriors of the National Basketball Association.
He was MVP of the 2017 NBA Finals.
30 Draymond Green
Draymond Jamal Green Sr. is an American professional basketball player for the Golden State Warriors of the National Basketball Association.
31 Tim Duncan
Timothy Theodore "Tim" Duncan is an American professional basketball player who has played his entire career for the San Antonio Spurs of the National Basketball Association.
32 Larry Bird
Larry Joe Bird is an American retired professional basketball player who played for the Boston Celtics of the National Basketball Association. Bird is a 3x champ, 1x ROTY, 1x Finals MVP, 3x 3PT Contest winner, all with the Boston Celtics. (1979-1992)
33 Magic Johnson
Earvin "Magic" Johnson Jr. is a retired American professional basketball player who played point guard for the Los Angeles Lakers of the National Basketball Association for 13 seasons.
34 Hakeem Olajuwon
Hakeem Abdul Olajuwon, formerly known as Akeem Olajuwon, is a Nigerian-American retired professional basketball player.
35 Bill Russell
36 Kareem Abdul-Jabbar
Kareem Abdul-Jabbar is an American retired professional basketball player who played 20 seasons in the National Basketball Association for the Milwaukee Bucks and Los Angeles Lakers.
37 Oscar Robertson
Oscar Palmer Robertson, nicknamed "The Big O", is an American retired National Basketball Association player who played for the Cincinnati Royals and Milwaukee Bucks.
38 Kevin Garnett
Kevin Maurice Garnett is an American professional basketball player for the Minnesota Timberwolves of the National Basketball Association.
39 Dirk Nowitzki
40 Karl Malone
Karl Anthony Malone is an American retired professional basketball player. Nicknamed "The MailMan", Malone played the power forward position and spent his first 18 seasons in the National Basketball Association with the Utah Jazz and formed a formidable duo with his teammate John Stockton.
41 Julius Erving
Julius Winfield Erving II, commonly known by the nickname Dr. J, is an American retired basketball player who helped popularize a modern style of play that emphasizes leaping and playing above the rim.
42 Jerry West
Jerry Alan West is an American retired basketball player who played his entire professional career for the Los Angeles Lakers of the National Basketball Association.
43 LeBron James
LeBron Raymone James is an American professional basketball player for the Cleveland Cavaliers of the National Basketball Association. LeBron has played for the Heat and the Cavaliers.
44 Manu Ginóbili
45 Allen Iverson
Allen Ezail Iverson is an American retired professional basketball player who played for 14 seasons in the National Basketball Association.
47 Charles Barkley
Charles Wade Barkley is an American retired professional basketball player and current analyst on the television program Inside the NBA.
48 Scottie Pippen
Scottie Maurice Pippen is an American retired professional basketball player who played in the National Basketball Association.
49 Patrick Ewing
50 Kawhi Leonard
Kawhi Anthony Leonard is an American professional basketball player for the San Antonio Spurs of the National Basketball Association.