Resonance/Gallery

Upon collecting the same Esper seven times, therefore maxing out their Resonance, they unlock an extra artwork.
<tabber>
Legendary (64)=
{| class="fandom-table"
|-
|Donar
|Tiye
|Lewis
|Tang Xuan
|-
|Raven
|Li Ling
|Gabrielle
|Sally
|-
|Lucas
|Clara
|Sienna
|Ahmed
|-
|Gaius
|Ashley
|Elliot
|Ife
|-
|Everett
|Yun Chuan
|Feng Nuxi
|Leora
|-
|Farrah
|Mavis
|Archibald
|Jin Yuyao
|-
|Hyde
|Cecilia
|Ophelia
|Jiang Jiuli
|-
|Embla
|Mateo
|Toland
|Hailey
|-
|Ikki
|Narmer
|Triki
|Biondina
|-
|Ollie
|Unas
|Tevor
|Zora
|-
|Abigail
|Brewster
|Fatum Sisters
|Intisar
|-
|Cang Ji
|Ethan
|Elaine
|Camille
|-
|Yuuhime
|Yamato (Izanagi)
|Xuan Pin
|Javid
|-
|Ginny
|Valeria
|Lian
|Hilda
|-
|Norah
|Anna
|Jin Qiu
|Liam
|-
|Feng Xun
|Yu Ran
|Su Jue
|Fumitsuki
|-|
Epic (55)=
{| class="fandom-table"
|-
|Asenath
|Mona
|Eira
|Falken
|-
|Arcana
|Heng Yue
|Luo Yan
|Pritzker
|-
|Lin Xiao
|Dhalia
|Taylor
|Laura
|-
|Meredith
|Kaylee
|Stewart
|Nick
|-
|Odette
|Daylon
|Daniel
|Jin-hee
|-
|Mei
|Sachiko
|Djoser
|Jiang Man
|-
|Kara
|Sander
|Catherine
|Jacob
|-
|Long Mian
|Lynn
|Anesidora
|Bonnie
|-
|Xie Chuyi
|Xie Yuzhi
|Nicole
|Uday
|-
|Celine
|Lu Yi
|Fabrice
|Alexa
|-
|Chloe
|Ren Si
|Xiao Yin
|Aurelius
|-
|Alice
|Li Guang
|Zhong Nan
|Parmi
|-
|Koharu
|Ain
|Alolin
|Adrina
|-
||Emma
|Yalina
|Yu Xu
|
|-|
Rare (22)=
{| class="fandom-table"
|-
|Bardon
|Chang Pu
|Brynn
|Drew
|-
|Q
|David
|Lauren
|Chalmers
|-
|Berenice
|Helena
|Ye Suhua
|Li Ao
|-
|Hall
|Tang Yun
|Freddy
|Leon
|-
|Jeanne
|Bai Liuli
|Melanie
|Zelmer
|-
|Layla
|Unky Chai
|-|
</tabber>