Stealth Fiend, Nyudo Cloud

(This ability is active if you have one or more face up G units in total on your or G zone):At the beginning of your main phase, choose one of your rear-guards, search your deck for up to one card with the same card name as that unit, call it to , shuffle your deck, and at the end of that turn, put the unit called with this effect on the bottom of your deck. :[ 1 & 1]When this unit is placed on , you may pay the cost. If you do, choose one of your grade 2 or less rear-guards, search your deck for up to two cards with the same card name as that unit, call them to separate , shuffle your deck, and at the end of that turn, put the units called with this effect on the bottom of your deck in any order.