"The game that gobbles your brain! Hurry, hurry! This great game for 2 children or two teams where you have to answer correctly to stop your monster losing his brain! Solve the mind bending riddle on the card and heave the lever the other way! Its the only way to stop your monster from creeping forwards, slipping ever closer into the clutches of the Brain Drain!"
Previously £16.99 each and currently almost £14 at Amazon - even cheaper if bought in store (£9.98 for three). Can also be combined with other Tomy games in the three for two offer (eg Mad Lab posted previously).