Thalia Grace

Haste, first strike, menace
Whenever more than 1 creatures you
control attack, attacking creatures gain
menace until end of turn.
Whenever a creature you control attacks, it deals
1 damage to the player or planeswalker it's
attacking.
{r}{w/b}: Thalia Grace deals X damage to any target,
where X is the amount of life an opponent lost
this turn.