TAS ZXS Castlevania: Spectral Interlude 100% by Mothrayas in 34:

This is a tool-assisted speedrun. For more information, see TAS originally published on 2018-08-29. Castlevania: Spectral Interlude is a Castlevania fangame for the ZX Spectrum, developed by Rewind and released in 2015. It mostly pays homage to the classic Castlevania games of the NES era, particularly Simon’s Quest, but also takes on elements from later “Metroidvania“-style titles in the series. Plot-wise, the game is set in the early 1800s, a few decades after Symphony