Flash - ⚞Advent⚟: Fighting Spirit & Cost 5 or more (Either Attack Step)
By sending your Soul Core(Soul Core) to the Trash, stack this from your hand onto your target spirit.
[LV1][LV2][LV3] (When Advents) Destroy an opposing Spirit with a Cost of 8 or less. For each pre-advent card under this Spirit, increase the limit of destruction Cost of this effect by +1. After this effect resolves, you can Advent 1 blue Spirit from your hand onto this Spirit, Soul Core is treated as sent to trash.