BLACK HEART Chapter 2 is CRAZY GOOD! | Project Arrhythmia #13
YOU ASKED FOR IT!...Literally, like you guys have been spamming me about this, and I finally caved in! ol666 and his BLACK HEART Collection Chapter 2 is BACK. And the first level Surface Tension is amongst the best Project Arrhythmia levels I've played!
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OL666's MUTANT Level is GOD TIER! | Project Arrhythmia #63
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I'M EVERYWHERE Level RUINED Me... | Project Arrhythmia #12
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KITKAT is BACK to ANNIHILATE ME! | Project Arrhythmia #36
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Color Collider | Chapter 2 FULL (Project Arrhythmia, @DIGGY_DOG)
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BOSS LEVELS | Project Arrhythmia Black Heart
![The Story of Kitcat [CC]](https://i.ytimg.com/vi/nIqIR204A_A/hqdefault.jpg?sqp=-oaymwEjCNACELwBSFryq4qpAxUIARUAAAAAGAElAADIQj0AgKJDeAE=&rs=AOn4CLATOqjSAR3yXBee1JBdlAwS6HikcQ)
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The Story of Kitcat [CC]
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Ready for Double Boss MAYHEM? | Project Arrhythmia #23
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This Level Collection Makes Me HATE MYSELF! | Project Arrhythmia #8
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Remake VS Original (Surface Tension - Terminite) | Project Arrhythmia
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What The HECK Happened to NOWO?! | Project Arrhythmia #18
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100 subs special. + bonus (Lazy) Jsab + Nautilus and Hal + ??? react to ol666's "black heart"
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MoNsTeR's SPACE INVADERS Level is MONSTROUS! | Project Arrhythmia #67
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PLAYING THROUGH BLACK HEART | Project Arrhythmia
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Is LAVENDER TOWN HAUNTING The Scariest Level Yet? - Project Arrhythmia #11
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BLACK HEART, The LEVEL | Project Arrhythmia #32 (Song of Storms)
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THESE CUSTOM LEVELS ARE FREAKIN CRAZY | Project Arrhythmia
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WHEN THE FINAL BOSS ISN'T THE FINAL BOSS.. || Just Shapes & Beats
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INCREDIBLE Final Boss for an AMAZING Level Collection! | Project Arrhythmia #10
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Project Arrhythmia: Creo - Nautilus (level by VirmaY)
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