Congratulations!
You've discovered the Subsim
UBOOT Easter Egg!
To claim your ping prize, you must make a
post in the
UBOOT discussion thread and proudly proclaim:
"I Found the Subsim
UBOOT Easter Egg !"
In the post, you must say where you
found the Easter Egg and what it is, plus enter this code:
"HAVE A U-BOAT COCKTAIL"
The first person
to claim the prize and make the post will win a Subsim Ping Prize:
One genuine, salt-encrusted U-Boat Cocktail t-shirt!

Offer ends June 12, 2016 or when the first
person makes the post. Only one prize is being given out, only to the
first person to make the post specified. Rules and judgments are up to
the admin.