Stealth Dragon, Genkai

[AUTO]:When this unit is rode upon by a grade 3 with "Demon Stealth Dragon, Shiranui " in its card name, you may call this card to (RC). If you called a card, [Soul-Charge 1], choose up to one unit card from your opponent's drop, and your opponent calls that card to (RC). [AUTO](RC):When a unit dominated by you attacks, [COST][Counter-Blast 1], and that attacking unit gets [Power] +10000 until end of that battle. This unit gets "Boost" until end of turn.