({6} magic symbol) ({W} magic symbol) ({U} magic symbol) , plus ({1} magic symbol) if
Mystic Reflection was not foretold available.
Steps
Cast
Leveler by paying ({5} magic symbol) .
Leveler enters the battlefield, triggering itself, exiling your library.
Cast
Mystic Reflection by paying ({1} magic symbol) ({U} magic symbol) , causing the next creatures or planeswalkers to enter the battlefield this turn to enter as copies of
Leveler.
Cast
Alliance of Arms by paying ({W} magic symbol) , paying at least ({1} magic symbol) as it resolves and causing each player to create a number of
Leveler tokens equal to the amount of mana paid.
Each of the token copies of
Leveler enter the battlefield, triggering themselves, exiling their controllers' libraries.