Flame-severing Dragon, Baldras

[AUTO]:When this unit is rode upon by a grade 3 card with "Kotihblaze" in its card name, draw a card, choose up to one grade 3 or less card from your hand, and call it to (RC). If you did not call a card, choose a card from your hand, and discard it. [CONT](RC):If you have a grade 3 or greater vanguard with "Kotihblaze" in its card name, this unit gets [Power] +5000. (Active on opponent's turn too)