Flash- Put four cores from the Void to a Spirit. At the End Step, send four of your cores to the Void.
(Flash Step) Gain 4 cores on target spirit. At end of turn, remove a total of 4 cores from cards you control, your Reserve, and/or your Trash. This effect cannot be used in your Main Phase.
Flash- Put four cores from the Void to a Spirit you control. At the End Step, send four of your cores to the Void. Also, if (Soul Core) was used to pay the cost, you can summon a "SevenShogun"-named Spirit card from your Trash, without paying the cost. At the End Step, destroy a Spirit summoned by this effect.