This is a "Game" for TI-83/84-Plus calculators. Coded in TI-Basic.
Basically a Choice-Based program for a calculator. It is in alpha as of February 3.
To put this on your calculator, you will need "TI-Connect" installed to your computer. Then plug in your calculator and open "TI Device exlorer". Once that is open, drag the 8xp file to your calculator's directory. To run the program, Press the PRGM button on your calculator.