Simplify the following text for a Grade 13 native English-speaking person.
Original: As has been customary since 1993 , the Royal Rumble match winner received a match at that year 's WrestleMania , ( in this instance : WrestleMania XXVI ) for his choice at either the WWE Championship , the World Heavyweight Championship , or the ECW Championship .
Simplified: As always , the Royal Rumble match winner got a match at that years WrestleMania , ( in this instance : WrestleMania XXVI ) for his choice at either the WWE Championship , the World Heavyweight Championship and the ECW World Championship .