Silver Tetramino of Accomplishment is a Roblox limited hat. Rolimon's tracks its price, RAP, value, demand, sales history, trade ads, ownership data, and value changes. It currently has a RAP of 1,353, 23 sellers, a best price of 1,331 Robux.
Roblox Description
Awarded to intermediate players of xLegox's 2008 ROBLOX Tetris game.