Mobile game returns for more musical platforming.
Saints Row 4 prevents Rome: Total War 2 from claiming the No.1 spot.
Official TV ad to debut later today.
Mobile spin-off includes full campaign and survival mode – but no multiplayer.
EA holds highest market share, according to latest figures.
Minimum £40 credit on 360/PS3 FIFA 14, Call of Duty: Ghosts and Battlefield 4 when upgrading to next-gen.