Here’s what I think are going to be the Power-Ups for the Straw Hats at the End of Wano.
Luffy
Unlocks Awakening (Not mastered)
Gains Advanced Armament (Rayleigh’s Technique revealed in 937)
Proficient in Future Sight (Advanced Observation)
Gear 4th is mastered and he can use it for a whole day
Zoro
Gains the Nidai Kitetsu
Turns Wado Ichimonji to a Black Blade
Shusui is returned to him
Nidai Kitetsu empowers his Asura (Stronger)
Unlocks Advanced Armament (Not proficient)
Learns to cut fire (Fighting King)
3 O Wazamono Swords (Nidai, Shusui and Wado)
Sanji
Raid Suit :
-Invisibility
– Accelerators increase his speed and kicking force
– Armoured Legs (Like Steel)
– Floatation devices (Allows for flight)
– Cape (Sanji uses this as a shield)
Unlocks Future Sight (Not proficient)
Sanji’s Diable Jambe changes colour to blue (Increased Heat)
Sanji’s Raid Suit is modified to be a normal black suit, with a cape. Also, Franky changes the canister into a belt which Sanji activates by pressing on the buckle
Usopp
Kabuto has seastone coated on it (Increase range and power of shots)
Usopp will become proficient in Observation Haki
New variations in ammo
Franky
Shogun Franky becomes more streamlined, think Isaac from World Seeker
Franky upgrades his suit to incorporate Seastone into his fists
Franky unlocks Armament Haki
Nami
Zeus
Climatact infused with Seastone
Flight (By riding on Zeus)
Unlocks Observation Haki
Is able to create a thunderstorm over a country (Ultimate Move)
Nico Robin
Flight through Wings
Creates a giant Clone of herself (Full Body Clone)
Unlocks Armament Haki (No hardening)
Greater Knowledge of Void Century
Chopper
Monster Point is now able to be used for 2 hours
Unlocks Armament Haki (No hardening)
Brook
New Sword (A Meito- Personally I think he should get one of the 21 O Wazamono Swords)
Greater Ice Generation
Unlocks Armament Haki (No hardening)
*Theory by stealth_hawk