Some are items that your character can carry and use as needed, such as spell scrolls, healing potions, and healer's kits.

Arcane writer and producer Amanda Overton said as much in an interview with this site here (GamesRadar+), specifically ...

Lethality build is out, and AP builds are in: Senna is now a top tier healer, and here's how you build her. Senna has become a force to be reckoned with in the League of Legends meta following her ...