Dragritter, BiosigRRR

[AUTO]:When this unit is placed on (RC), choose a grade 3 <Thunder Dragon> from your ride deck, and you may reveal it. If you revealed a card, or you have a <Thunder Dragon> vanguard, Counter Blast (1), and perform one of the following. •Draw a card. •If it is not the battle phase, choose a <Thunder Dragon> with grade less than or equal to your vanguard or a <Fantôme> with a different card name from this unit and grade less than or equal to your vanguard from your drop, and call it to (RC). [AUTO](RC):When this unit attacks, if your vanguard is grade 3 or greater, perform one of the following. •This unit gets [Power]+5000 until end of that battle. •If you have a vanguard with "Alphard" in its card name, this unit gets [Power]+3000 until end of that battle for each card in your damage zone.