What is the meaning of Watashi ga kita (de All Might dans Boku ko Hero Academia) ? - Question about Japanese

Masaka Yuusha ga Kawaisugite Taosenaitteiun desu ka?, Dengeki Wiki

IMDb Seen: John Ledford - IMDb

Watashi ga kita!, Deku Playing With His Mother / Watashi wa Kita

Basant Ayman🇵🇸 on X: Mou daijoubu Nazette? watashi ga kita!! #ALL_MIGHT :'DDDD / X

Typological Studies in Language 14] John Hinds (Ed.), Shoichi Iwasaki (Ed.), Senko K. Maynard (Ed.) - Perspectives on Topicalization_ the Case of Japanese WA (1987, John Benjamins Publishing Company), PDF, Japanese Language

Leadale No Daichi Nite Chua Tek Ming~*Anime Power*~ !LiVe FoR AnImE, aNiMe FoR LiFe!

Jigokuraku Chua Tek Ming~*Anime Power*~ !LiVe FoR AnImE, aNiMe FoR LiFe!

Weekly Shonen Jump (Volume) - Comic Vine

Boku No Hero Academia [Original Soundtrack] - Watashi ga kita!! (I've come! - ALL MIGHT's theme)