Tetris shiter is the person who stacks shit into a single pile/multiple piles. It is mainly used in threats in wich the Tetris shiter (usually the person saying the threat) will stack shit into the other person's clothes/body parts/etc
Person 1: I am going to stack shit into your pants like a Tetris shiter
Person 2: Oh god
Masxe is that one guy in discord who tries to be really funny yet fails 90% of the time
That guy is a total Masxe. He makes so many jokes but I haven't laughed even once