- Width, Zero and Rate Controls
- True Bypass
- Made in the USA
- Standard 9vDC or Battery Operation
- (2012-05-07) TunnelWorm TZF prototype by Jack Deville Electronics / Mr. Black
- (2012-08-03) TunnelWorm Trailer by Jack Deville Electronics / Mr. Black
- (2012-11-06) Mr. Black Tunnelworm Through Zero Flanger by Curtis Kent Toneworks
- (2012-11-06) Mr. Black TunnelWorm & Supermoon in the Loop of a Strymon T by Curtis Kent Toneworks
- (2012-11-06) Mr. Black Tunnelworm through zero flanger by Curtis Kent Toneworks
- (2012-12-21) Mr. Black TunnelWorm Through-Zero Flanger by Jack Deville by ProGuitarShopDemos
- (2015-12-16) Mr. Black - TunnelWorm (Through-Zero Flanger) Full Demo by Sean Gibson
- (2016-01-25) Mr. Black - Tunnel Worm (through zero flanger) by Alexandr Shursoma
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