Throughout the game, players can activate skill shots, unlock free extra balls by completing challenging tasks (like hitting a cake target 30 times), complete a turret factory mini-game in the center of the table, access Ratman's secondary playing field located under the main table, unlock multiball bonuses with the help of ATLAS and P - Body and more, with the final goal of defeating GLaDOS once and for all. (adweek.com)
Now I know that no videogame can really capture the visceral experience of playing a pinball machine, but it can still be fun to aim the virtual pinball at ramps and targets and strive to unleash the excitement of multiball. (gamerstemple.com)
The ball itself carries an appropriate amount of weight, and in multiball situations, colliding balls careen around the table with angles that feel wholly appropriate. (giantbomb.com)