So, while most of the characters get custom special moves like Mario having three different fireballs, Palutena can only equip four of her Powers.
Admittedly, it does make more sense than being able to carry Rocket Jump/Warp/Jump Glide/Angelic Missile/Super Speed/Lightweight/Celestial Fireworks/Heavenly Light/Explosive Flame/Counter/Reflect Barrier/AutoReticle all at the same time. :V