Pardon me, but let me burst through right from the start!
Trigger:
Stand
[AUTO]:When another «Nova Grappler» rides this unit, you may call this card to (RC). // [AUTO](RC):When this unit boosts, the boosted unit gets [Power]+3000 until end of that battle, and at the begininng of the end phase of that turn, return this unit to your deck, and shuffle your deck.