Crucifixion

"But— What did you do? You just nailed me by the hands! You're supposed to do it through the wrists! I will fall from up here!"

"Er... Nobody told us..."

"It's our first crucifixion."

"Father, forgive them. They don't know what they're doing."

New toy

Fair play

"How do you like this fair and balanced Tetris I programmed?"

"It's ok.

"So, what's fair and balanced about it?"

"Look and you'll see"

Congratulations! You don't need to try and fit this piece because it's doubtlessly compatible.

"Hey! That's cheating!"

"It's a perfectly valid alternative way of puzzle solving. Bigot!"