Other games in the series are also discounted:
Castlevania: Lords of Shadow - Ultimate Edition £3.40 (~A$6.08)
Castlevania: Lords of Shadow - Mirror of Fate HD £1.70 (~A$3.04)
Castlevania: Lords of Shadow 2 £4.16 (~A$7.44)
Castlevania Advance Collection £7.99 (~A$14.29)