Divide by -0

Spikeball Rain

Lucky Sevens

77 7s launch at 7 shaped targets. The 77 7s launch at the 7s 7 times so they can make the number... 8... What? Did you expect 7 or something?

The other majority of his attacks are just Glitched Versions of other bosses' attacks.

Defeat

X7APQ1TK6 says the following; "No! NO! This can't be happening!" And then he explodes. And the game crashes. You come back to the Ranch, luckily, leaving no tarrs in any corrals, which is usually caused by XK-Stability from earlier.

Trivia

If you die in battle, the game crashes

Every button is blocked out. All but one; Save and Quit

Quitting and Rejoining results in the text "LoL cAn'T bElIeVe YoU tRiEd To RuN aWaY"