The goal of the build is to control the board state while ramping into big Characters that Quest for three Lore at a time or Challenge an opponents troublesome Character
As Wizards once explained online, there is a distinct bluish, violet "pen mark" on the lower part of the card that reads "DECKMASTER," near the end of the word
Even if the Saheeli Rai has been on the battlefield a few turns and has enough loyalty to survive a Shock immediately, after the Guardian Flickers the Sahelli back onto the battlefield, it will no longer survive the Shock, which makes having access to the red instant at all times vital
Because of that, they all still have room to grow
Activate Mitsurugi Rituals second effect,Tributing Mitsurugi no Mikoto, Aramasa and Mitsurugi no Mikoto, Kusanagi from your Deck to Summon Habakiri