Pogs included a thicker, heavier game piece known as what?
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17%Pogs were flat, cardboard tops, the goal of the game being to flip over your opponents pieces. In order to do so, players utilized a “slammer,” which was a thicker and more durable pog piece made of metal or rubber. Pogs became immensely popular for branding, and featured designs from Power Rangers, Blockbuster, and other staple brands of the 1990s.
Source: Mental Floss