OLL 57 algorithm: Mummy, H, I, Brick
OLL (orient the last layer). Group: All corners oriented.
OLL 57, Mummy: yellow stickers on the top face: back-left corner, back-right corner, left edge, centre, right edge, front-left corner, front-right corner. Yellow stickers on the sides: back face, centre, front face, centre.
The diagram shows the cube from above with the front at the bottom and yellow on top.
Algorithm
R U R' U' M' U R U' r'
9 moves.
Other algorithms
R U R' U' R' r U R U' r'y R U' R' S' R U R' Sy R U R' S' R U' R' S
Source: www.speedcubedb.com