: A new "difficult" mode that becomes available after clearing Story Mode, featuring harder versions of bosses.
: A new "Soul Melter EX" hardest difficulty level was added to this boss-rush mode. Kirby Star Allies SWITCH NSP [Update]
If you are updating from an older version, these are the significant content additions included in the base 4.0.0 content: : A new "difficult" mode that becomes available
: Characters like King Dedede (Super Dedede Jump), Meta Knight (Galactic Counter), and Bandana Waddle Dee (Ground Thrust) received additional moves. Meta Knight (Galactic Counter)