Jump for Joy, Siltimu (DZ-LBT02/FR07EN) [Lyrical Monasterio Season of Wonders]

[AUTO](RC):When this unit attacks, if you have a grade 3 or greater vanguard with "Wilista" in its card name, and you played a "Truehearted Ruby" this turn, choose one of your other rear-guards, and that unit and this unit get [Power]+5000 until end of turn. [AUTO](RC):When this unit [Stand] by the ability of your card with "Wilista" in its card name, [COST][Soul-Blast 1], and this unit gets [Power]+15000 until end of turn.