Zhang Fei, Reckless Warrior

Haste, Double Strike, Trample
Zhang Fei, Reckless Warrior attacks each turn if able.
As long as Zhang Fei, Reckless Warrior is attacking, you may pay {r/w}. If you do, it gets +2/+0 until end of turn.
"Zhang Fei is here! Who dares to come and battle to death?"