This brick is just made out of puzzlingly shaped pieces. It's not much of a puzzle itself. Just a brick.
Puzzle Brick price in Growtopia: sells for about 3/WL, buyers pay about 1/WL (median of 5 offers from community Discords, past 30 days). Live price chart and the latest buy and sell offers.
Recently sold at: 7DWD, VERLICASHOP