Deathnut

Overview
Deathnut is a nut plant. It every 30 seconds his eyes flash red and you can tap a zombie a it kill it (if it is wear than an insta-kill) that zombie is killed but death nut takes the amount of damage of the health of that zombie.

Origin
His name is based off of the words Death note and nut.

Plant food
He kills a random basic zombie and heals to full health.

Unlocked
He is a Plants vs. Zombies: Globe Travels Plant, He is Unlocked when you have 666 Coins, the the game proceeds to crash after flashing a message: Error code: 666

Trivia

 * The text on his forehead is the same writing as on a Death note