PES 2013 demo out now on PC and 360, PS3 version later
Konamiís released the PES 2013 demo on both 360 and PC.
You can download the 360 version here.
Konamiís warning that thereís a giant demand for the PC version, which you can get from the official servers here.
Find two mirrors here. GamersHell has it as well (thanks, GrimRita).
Itís a 1Gb download.
Teams included in the demo are Brazilian sides Santos FC, SC Internacional, Fluminense and Flamengo, and international squads for England, Germany, Italy and Portugal.
The game ships this autumn.