A list from Frank and Martin, detailing, the color and mold-changes for each of the Brazilian and Argentina transformer toys. Nice work!

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ARGENTINA (complete as far as colour variants go):

Bumblebee: red (MC roof sticker, shoulders 1/1)
Bumblebee: red (MC roof sticker, shoulders 2/1)
Bumblebee: orange (MC roof sticker, shoulders ?)
Bumblebee: orange (small triangular sticker, shoulders ?)
Cliffjumper: white (MC roof sticker, shoulders 2/1)
Cliffjumper: green (MC roof sticker, shoulders ?)
Cliffjumper: green (yellow roof sticker, same as the sticker on red/white
Salt-Man X's crotchplate, shoulders 1/1)
Windcharger: blue (silver faceplate, MC chest sticker, arrow up)
Windcharger: blue (silver faceplate, MC chest sticker, arrow down)
Windcharger: blue (white faceplate, MC chest sticker, arrow down)
Windcharger: yellow (white faceplate, MC chest sticker)
Windcharger: yellow (white faceplate, Salt-Man crotch sticker)
Windcharger: yellow (silver faceplate, MC chest sticker)

BRAZIL (complete as far as colour variants go):

Cliffjumper: red (srs 1, MC roof sticker, shoulders 1/1)
Cliffjumper: blue (srs 2, Optimus roof sticker, shoulders 2/1)
Cliffjumper: white (srs 2, Optimus roof sticker, shoulders ?)
Cliffjumper: gold (srs 1, MC roof sticker, shoulders 2/1)
Sedan: yellow (srs 2, Optimus chest sticker, shoulders 2/1)
Sedan: blue (srs 1, MC chest sticker, shoulders 2/1)
Sedan: white (srs 1, MC chest sticker, shoulders 2/2)
Sedan: green (srs 2, Optimus roof sticker, shoulders ?)
Bumblebee: yellow (srs 1, MC roof sticker, shoulders 2/1)
Bumblebee: red (srs 2, Optimus roof sticker, shoulders ?)
Bumblebee: orange (srs 2, Optimus roof sticker, shoulders 2/2)
Bumblebee: silver (srs 1, MC chest sticker, shoulders 1/1)
Gears: blue/red (srs 1, MC chest sticker)
Gears: wine red/bright red (srs 2, Malignus chest sticker)
Gears: orange/dark orange (srs 1, MC chest sticker)
Gears: green/purple (srs 2, Malignus chest sticker)
Brawn: green/yellow (srs 1, MC chest sticker, arms 1/1)
Brawn: tan/cream (srs 1, MC chest sticker, arms 2/1)
Brawn: tan/cream (srs 1, MC chest sticker, arms 2/2)
Brawn: blue/grey (srs 2, Malignus chest sticker, arms ?)
Brawn: black/yellow/purple (srs 2, Malignus chest sticker, arms ?)
Windcharger: red/grey (srs 1, MC chest sticker)
Windcharger: white/grey (srs 1, MC chest sticker)
Windcharger: dark met blue/pink (srs 2, Malignus chest sticker)
Windcharger: mid met blue/yellow (srs 2, Malignus chest sticker)

L to R: Blue Antex w/ white face, Microchange and Yellow Antex w/ white face.