Steam Breath Dragon DZ-SS16/LG16 LGRR

[CONT](Hand):When you would discard cards from hand for the cost of your G unit's ability, you may discard this card as any grade 0 ~ 3. (This also includes the cost for Stride) [AUTO]:When this unit is placed on (RC), if your vanguard has a Chrono icon, perform all of the following. ?COST [Counter Blast (1)], look at the top seven cards of your deck, choose up to one grade 3 card from among them, reveal it and put it into hand, and shuffle the deck. If you did not reveal a card, Counter Charge (1). ?If your vanguard is grade 3 or greater, this unit gets [Power]+5000 until end of turn.