Cataclysm

Dialga and Palkia reminds exiled into the Space-
Time Rift. At the beginning of each player's
upkeep, that player rolls a twenty-sided dice:
1-4: Exile target permanent.
5-10: Each player exiles target permanent.
11-15: Each player loses 5 lifes.
16-18: Return Dialga and Palkia to the
battlefield under his owner's control.
Destroy Cataclysm
19-20: Exile all players cards. The total life of
all players becomes 0.