Tsunami Tank

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)
{t}{w}: Target player draws a card and reveals it. Tsunami Tank gains protection from the card's colors until the beginning of your next upkeep.
When the Soviet Army first faced the armored divisions of the Empire of the Rising Sun, rumors quickly spread of strange, gleaming, amphibious tanks that were invulnerable to enemy fire.