Case of the Strange Carcass

If Case of the Strange Carcass would be put into a graveyard, exile it instead.

When Case of the Strange Carcass enters, Venture into Sewers of Mulmaster.
———{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}
To solve {line}You've completed Sewers of Mulmaster.
{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}
Solved {line}Create two Treasure tokens. Clerics, Rogues, Warriors, and/or Wizards you control gain r