Simplify the following text for a Grade 18 native English-speaking person.
Original: Considered one of the best wrestlers in professional wrestling history , Misawa was a five-time AJPW Triple Crown Heavyweight Champion , three-time GHC Heavyweight Champion ( as well as the inaugural champion ) and was named Wrestler of the Year by Wrestling Observer Newsletter on three occasions ; in which he has also given Misawa the most 5-Star rated matches in professional wrestling history with 24 all together .
Simplified: Considered one of the best wrestlers in professional wrestling history , Misawa was a five-time AJPW Triple Crown Heavyweight Champion , three-time GHC Heavyweight Champion and was named Wrestler of the Year by Wrestling Observer Newsletter three times ; in which Meltzer has also given Misawa the most 5-Star rated matches in professional wrestling history with 24 all together .