Ten Million Dollars Briefcase

Whenever a creature deals combat damage to
you, that creature's controller gains control of
Ten Million Dollars Breifcase.
At the beginning of you upkeep, player with the
greatest total power among creatures they control
gains control of Ten Million Dollars Breifcase.
At the beginning of your end step, create a
Treasure token. Than you may sacrifice Ten
Million Dollars Breifcase.