Savannah, Wicked Bite

First Strike, Bite 3 (deals 3 combat damage and
1 poison)
When a creature an opponent controls dies from combat damage, untap Savannah, Wicked Bite.
Fluff: Savannah, Wicked Bite is not destroyed until toughness reaches a value less than zero.

You may partner Savannah, Wicked Bite with Scott, The Runner.