karakuri watchdog 313 saizan

lvl 4 earth type machine tuner
this card must attack if able.when this face up card is selected as an attack target change its battle positions.when you take battle damage from a battle involving this card all face up karakuri monsters you control gain 800atk and def until the end phase.while this card is in face up attack position it cannot be destroyed by battle
atk600 def1800