Easter Spot the Difference

[Mistery]

Identify the difference in the two different views of the same objects and click it to confirm. You get 50 points for every correct click and you lose 25 points for every wrong click. At the third wrong click the game is over.

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Please use spoilers to give hints:
[spoiler=Title Here]Enter text here...[/spoiler]

Please do not post a video walkthrough for 7 days.