Karin and Jada

Whenever you cast an artifact spell, put a charge
counter on Karin and Jada.
{r/w}, Remove X charge counters from Karin and
Jada: Choose one;
- Search your library for an artifact card with
converted mana cost X or less, then shuffle your
library and put that card on top of it.
- Karin and Jada deals X damage to any target.
You gain X life.