Tartaglia works as Xiangling's Vaporize enabler and contributes with some Hydro damage, furthey increased by Bennett and Sucrose's kits.
Xiangling acts as the Main DPS through her Burst, profiting from Bennett's ATK Buff, Sucrose's shredding and Childe's Hydro application.
Sucrose gives free Elemental Mastery to the team and enhances reaction damage, as well as shredding elements with 4pc Viridescent Venerer.
Bennett's utility consists in providing a huge ATK boost to the team as well as Pyro resonance. He can't really be replaced as his contribute is unique.
Tartaglia works as Beidou and Kuki's Electro-Charged enabler and contributes with some Hydro damage, furthey increased by Kuki and Sucrose's kits.
Beidou covers the Main DPS role and provides constant Electro application. This team is focussed around maximising Beidou's Electro-Charged DMG.
Kuki Shinobu provides healing and, if equipped, Tenacity of the Millelith buff, as well as extra particles and more Electro application.