Dan Dare 3 - the escape

Up for sale tomorrow (11th June 2024) is lot 157 at an auction in West Ruislip with this item... ...you can find it  here  where it's described as DAN DARE II; an original watercolour and gouache design for Virgin Games' Mekon's Revenge, 56 x 44cm, unframed .  When it fact it looks to me like a rough for the cover of  Dan Dare 3 - The escape . Which looked like this... image from  here   There's already been a bid at £90 and the estimate is £150 - £200