Kryptonite is a radioactive mineral that when exposed to, can weaken and eventually kill Kryptonians.
History[]
Mercy Graves with Kryptonite bullets.
Before being released by Conner, Krypto was trapped in a kryptonite cage.[1]
Mercy Graves used kryptonite bullets to try to kill Conner and a kryptonite collar to trap Krypto.[2][3]
Appearances[]
Season 1[]
Season 2[]
- "Conner"
- "Bruce Wayne"
References[]
- ↑ "Dick Grayson"
- ↑ "Conner"
- ↑ "Bruce Wayne"