Enigman Helm

Burst-:When this unit is placed on , if your vanguard's is 15000 or greater, this unit gets +4000 until end of turn. If your vanguard's is 30000 or greater, choose one of your vanguards, and until end of turn, it gets ":[Choose one of your rear-guards with the burst ability, and put it into your soul] When your opponent's unit is put on , you may pay the cost. If you do, your opponent chooses one of his or her grade 3 or less guardians, and retires it.".