this turn, if that monster you control battles an opponent's monster, banish that opponent's monster after damage calculation (even if this card leaves the field)
If Baleful Strix cost just one colorless more, then it wouldn't be here
A 1/4 with ward 1 defends itself well, and just by attacking and conniving, you can boost Raffine and other creatures you control, and fill your graveyard for shenanigans and value
Promo Info booster NEW EVOLUTION [BT-01] CLOSECLOSE BT1-006 R Digi-Egg Lv.2 Kyupimon Color Yellow Form In-Training Attribute - Type Mini Angel DP - Cost - Digivolve Cost 1 - Digivolve Cost 2 - Upper Text - Lower Text [When Attacking] If you have 5 or more security cards, trigger Draw 1 (Draw 1 card from your deck)
I wonder how well this re-balancing will play out: costs one more mana, yet forces opponent to pay one more mana, and feeds the exile zone for your own effects