Kelpie Rider, Nikki (G-BT09/S25EN) [Divine Dragon Caper]

[AUTO]: [Choose a grade 3 card from your hand, and reveal it] When this unit is placed on (RC) from hand, you may pay the cost. If you do, search your deck for up to one grade 3 card with "Thavas" in its card name, reveal it to your opponent, put it into your hand, shuffle your deck, choose a card from your hand, and discard it. [CONT](Hand): When you would pay the cost of Stride, this card gets grade+2.