Hive Mind | Leveler | Theoretical Duplication

Cards

Cast
Theoretical Duplication by paying ({2} magic symbol) ({U} magic symbol) .
Hive Mind triggers, causing each other player to copy
Theoretical Duplication.
Resolve all copies of
Theoretical Duplication.
Cast
Leveler by paying ({5} magic symbol) .
Leveler's ETB ability gets put on the stack, followed by each other player's delayed trigger from
Theoretical Duplication.
Resolve one of these
Theoretical Duplication abilities, creating a token copy of
Leveler under another player's control.
That player's
Leveler's ETB ability triggers, exiling that player's library.
Repeat the previous two steps for each other player.
Your own
Leveler's ETB ability resolves, exiling your library.
Each opponent will lose the game in their draw step for failing to draw from an empty library.