Real Ghostbusters: NOW Comics Volume 1 Issue 21

{{Infobox Comic Book
| Title = The Real Ghostbusters #21
| Series = Real Ghostbusters: Volume 1
| Image = <!-- image: Real Ghostbusters NOW Comics Volume 1 Issue 21 Cover.jpg -->
*150px*
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| Publisher = [[NOW Comics]]
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| Prev = [[Real Ghostbusters: NOW Comics Volume 1 Issue 20|Issue #20]]
| Next = [[Real Ghostbusters: NOW Comics Volume 1 Issue 22|Issue #22]]
| Series List = [[Real Ghostbusters: NOW Comics Series]]
}}