Velvet Voice, Raindear

:[Choose a card from your hand, and discard it] When your drive check reveals this card, you may pay the cost. If you do, choose one of your units with "Raindear" in its card name, and it gets +5000/ +1 until end of turn. :When this unit is placed on , or when your G unit , choose one of your vanguards, and until end of turn, it gets ":When your drive check reveals a grade 3 card, all of your rear-guards get +5000 until end of turn.".