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The Transformers
prime, Optimus
DarkSlateGray
32x32
rodimus, prime
LightGray
World of Copland: 6
Optimus, prime
Gray
DarkBlue
Transformers X Vol. 1
Black
256x256
Transformers X Vol. 3
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Desktop apps
Flat
Simply 8-bits #8
Nova, Launcher, prime
Crimson
96x96