Theresa of the Faint Smile

Bushido 5, Ward 5, First Strike, Vigilance
If at any time Theresa would be dealt less than 20 damage, reduce that damage to zero.
Faint smile—{1}{w}{b}: If Theresa would deal
damage to target creature this turn, double that
amount of damage.
If Theresa goes to your graveyard, lose half your
life rounded down.