Infinitrack Trencher

[ Machine / Effect ] You can Tribute 1 EARTH Machine monster; Special Summon this card from your hand in Defense Position. You can banish this card from your GY, then target 1 Level 5 or lower "Infinitrack" monster in your GY, except "Infinitrack Trencher"; Special Summon that monster in Defense Position. You can only use each effect of "Infinitrack Trencher" once per turn. ATK/ 500 DEF/ 2400