Bethesda’s ‘Fallout: New Vegas’ has debuted at number one in this week's multi-format video games chart, apparently selling 29% more units than the last Fallout game did on launch.

Other new entries in the top 20 include the third instalment on the Profressor Layton series (No.4) and Ubisoft's Just Dance (No.5.) Sega's Vanquish drops in at number 12.

The multi-format video game charts for week ending 23 October 2010.

1 FALLOUT: NEW VEGAS
2 MEDAL OF HONOR
3 FIFA 11
4 PROFESSOR LAYTON AND THE LOST FUTURE
5 JUST DANCE 2
6 WII PARTY
7 WII SPORTS RESORT
8 F1 2010
9 PRO EVOLUTION SOCCER 2011
10 DEAD RISING 2
11 HALO: REACH
12 VANQUISH
13 - TOY STORY 3
14 JUST DANCE
15 NEW SUPER MARIO BROS.
16 WII FIT PLUS NINTENDO
17 RED DEAD REDEMPTION
18 CALL OF DUTY: MODERN WARFARE 2
19 MAFIA II
20 CASTLEVANIA: LORDS OF SHADOW