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Sonic the Hedgehog #40 is the fortieth issue of the Sonic the Hedgehog comic series by IDW Publishing.
||Tangle to the rescue! The brave lemur has jumped into the battle to save Sonic, Amy, and Tails from falling victim to Dr. Eggman's latest experiment. Belle has a different kind of battle when she comes face-to-face with an old friend. Will the gang be able to escape unharmed? Find out in Evan Stanley's epic conclusion to "Test Run"!
Test Run, Part 4
- Story so far: A brief recap of events that have happened in previous issues, reprinting relevant panels.
- A quick reference guide to new readers about the characters, providing data files on Sonic, Amy, Tails, Tangle, Belle and Dr. Eggman.
- Sonic Letters Squad: Reader letters and artwork, with replies from the comic staff.
- Raw artwork of each of this issue's variant covers.
- Sonic the Hedgehog #40 on IDW: US