"Vernusylph" monsters you control cannot be destroyed by card effects. You can discard this card, and 1 monster or "Vernusylph" card; add 1 "Vernusylph" card from your Deck to your hand, except "Vernusylph of the Flourishing Hills", then you can Special Summon 1 EARTH monster from your GY, also you cannot activate non-EARTH monster effects for the rest of this turn. You can only use this effect of "Vernusylph of the Flourishing Hills" once per turn.