What I grasp is a trump card.
A cinnabarine blade of contract that opens up a bloody path.
Trigger:
Boost
[CONT]:If you have a vanguard with "Black" or "Asturm" in its card name, this card gets all of the following.
[AUTO]:When this unit is placed on (RC), choose a grade 3 or greater card from your drop, and put it into soul.
[AUTO](RC):At the end of the battle this unit boosted, if your vanguard is grade 3 or greater, [COST][retire this unit], and Perform"choose up to one of your grade 3 or greater front row rear-guards in the same column as this unit, and return it to hand" or"if your vanguard is grade 4 or greater, and you did not [Counter-Charge] this turn, [Counter-Charge 1]".