Galvanic Assistant

Galvanic Assistant comes into play with two
-1/-1 counter on it.
When you exile a card from your graveyard,
you may remove a -1/-1 counter from Galvanic
Assistant.
{2},{t},Put a -1/-1 counter on Galvanic Assistant:
untap a creature you control.
"I made these to conveniently hold a charge of
electricity, or pain." - Cashiena the Self-Stitcher