Unbalanced Gambit

At the beginning of your upkeep roll a 6-sided dice. Activate ability equal to the result.
1-2 - Each player chooses a number of lands they control equal to the number of lands controlled by the player who controls the fewest, then sacrifices the rest.
3-4 - Discard card in the same way.
5-6 - Sacrifice creatures in the same way.
"I'll wager, everything."