The London MCM Expo, running from 25th to the 27th of May, is to host playable demos of the likes of Aliens: Colonial Marines, Dead or Alive 5, Lollipop Chainsaw, and Kingdom Hearts: Dream Drop Distance.
Sega will be turning up to London's Excel centre with a multiplayer segment of the Aliens title in tow, Nintendo brings the likes of Mario Tennis Open and Project Zero 2 , Tecmo Koei will have playable code of brawler Dead or Alive 5, while Capcom weighs in with both Steel Battalion: Heavy Armour and open world action RPG Dragon's Dogma.
Weekend tickets will cost you £29. Check the official site for more details.