Cosmic Hero, Grandseed (G-EB01/028EN) [Cosmic Roar]

[AUTO]: Forerunner (When a unit of the same clan rides this unit, you may call this unit to (RC)) [AUTO](RC)[1/Turn] 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) :When this unit's [Power] is increased due to an effect from one of your cards, if this unit's [Power] is 9000 or greater, choose one of your vanguards, and until end of turn, it gets "[AUTO](VC):When this unit's attack hits a vanguard, draw a card.". (It does not activate from increases due to boosting and guarding)