[LV1][LV2] (Your Main Step) When summoning a Spirit Card whose name contains "Zetton," you can destroy one of your Non-Braved Spirits. For each cost of the destroyed Spirit, decrease the cost of the summoned Spirit by -1. This effect can only be used once per turn.
[LV2] All your Spirits whose name contain "Zetton" can't be returned to the Hand/Deck by opposing effects.
Rules:
1. The symbols of the destroyed Spirit can be included for reduction cost.