[AUTO]:When this unit is placed on (RC) other than during the battle phase, if you have a grade 3 or greater vanguard with "Grandpa" in its card name or <CoroCoro>  , [COST][Soul-Blast 1], choose up to two cards from your drop with the [Dangerous Skill] ability, put one card from among them on the bottom of the deck, and call the rest to (RC).
[AUTO](RC):At the end of the battle this unit boosted a rear-guard with the [Dangerous Skill] ability, if you have a grade 3 or greater vanguard with "Grandpa" in its card name and it did not attack this turn, [COST][put this unit into soul], [Stand] that boosted unit, and it gets [Power] +5000 until end of turn.