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Backscratcher

From Halopedia, the Halo wiki

Backscratcher

Backscratcher is an Achievement in Halo Wars that is unlocked when the player completes any campaign mission in Co-op.

It is worth 5 Gamerscore.[1]

Trivia[edit]

The achievement title is a reference to the phrase "You scratch my back. I'll scratch yours."

Sources[edit]