Aurum is a timed action platform game. The player's task is to collect the coins scattered randomly around the castle. The coins can be converted into additional energy (one coin), extra time (two coins) and scrolls (three coins). To complete the game the player must acquire ten scrolls. The castle is inhabited by numerous bats. The contact with them and with the glowing dots takes one point of energy. The player may not use a weapon, controlled high jump is the only featured special ability.