Drain-valve Dragon

[AUTO] Generation Break 1 (This ability is active if you have one or more face up G units in total on your (VC) or G zone): [Soul Blast (1)] When this unit is placed on (RC), you may pay the cost. If you do, choose up to one of your other units, and until end of turn, that unit and this unit get [Power]+2000. Then, if this unit was not placed on (RC) from your hand, this unit gets [Power]+2000 until end of turn.