Vixen, the Crimson Dagger

Mistborn (This creature can be the target of any Allomantic abilities you control.)
{x}{1}{b}{r}: Create X Vials of up to 2 of the eight
base metals.
Whenever an Allomantic ability you control
targets Vixen, copy that ability. You may
choose new targets for the copy.
"This city... It's mine."