Dimensional Robo, Daishoot (G-EB01/029EN) [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) :[Put this unit into your soul] Choose one of your vanguards with "Dimensional Robo" in its card name, until end of turn, it gets [Power]+4000 and "[AUTO](VC):When this unit's attack hits a vanguard, choose one of your opponent's rear-guards, and retire it.".