Red Letter Day

Red Letter Day was a virtual representation of one of Ezio Auditore da Firenze's genetic memories, relived by Desmond Miles in 2012 through the Animus.

Description
Ezio Auditore received a contract from Niccolò Machiavelli to assassinate two of Cesare's new couriers.

Outcome
Ezio assassinated the couriers and thereby prevented them from delivering their messages.

Trivia

 * To achieve full synchronization, Ezio had to assassinate both targets within sixty seconds.

Reference

 * Assassin's Creed: Brotherhood