OVERLAPPING BLACK SQUARES U+2BBC

BlockMiscellaneous Symbols and Arrows
CategoryOther Symbol
UTF-80xE2 0xAE 0xBC
UTF-160xFF 0xFE 0xBC 0x2B
UTF-320xFF 0xFE 0x0 0x0 0xBC 0x2B 0x0 0x0
HTML⮼
Pythonu"\u2BBC"