Whats this?

hold the ball like a 2 seam

then put ur index finger on the outside of the left seam and the middle finger on the inside of the right seam

then throw it like ur opening a door

slider right?

the easiest way to destroy your arm.

im guessing that means slider?

yea doorknob slider pretty sure

a slider is thrown like you are going to thorw a knife you slice through the ball.