10 Toughest Fighters of All Time

10

roy jones, jr. (boxer)

9

fedor emelianenko (mma)

8

manny pacquiao (boxer)

7

georges  st-pierre (mma)

6

mike tyson (boxer)

5

muhammad ali (boxer)

4

joe louis (boxer)

3

bruce lee ((martial arts)

2

anderson silva (mma)

1

sugar ray robinson (boxer)

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