Poltergeist of "Fun"

{b/r}{u/b}{u/r}, {t}: Roll a six-sided die, and do the following for the number you roll:
1-2: Each player puts a 0/4 artifact creature named "'Fun' Wall" onto the battlefield.
3-4: At the beginning of each player's next upkeep, two random creatures that player controls gain "At the next end step, sacrifice this creature."
5-6: Each player gains 5 life.
"C'mon, guys! Just try it out! I promise, it's
a lot of fun!" - Joe, A guy who wants to have
"Fun"