Shenshugachi, Refined Ronin

Defense of Stone and Steel : Whenever an opponent
casts a spell or activates an ability that targets one
or more samurai you control, you may pay {2}. If you do, samurai you control gain Shroud
and Indestructible until end of turn.
Ronin Rally - {w}{r}, Tap three untapped samurai
you control that don't have summoning sickness: Create a 1/1 red and white Samurai creature
token with Haste, Vigilance, Indestructible,
and Shroud.