Chapter 921: Chapter 326 A Level Breaking Balance Sword A Level A-40_2

If it was during the early/mid part of a card game, it might waste the opponent's chance to reveal a card once and delay their entire process of revealing cards.

Considering all factors, even if the [Breaking Balance Sword] could only use its skill once throughout the entire match, it would be worth it.

As for the second Material Card, it's a weird-looking capsule.

Unlike typical medicinal capsules, this thing is made entirely of metal.

Its surface also has electronic lines and traces of plate welding, which is clearly a mechanical capsule.

[Mechanical Rebirth Capsule]: Has a very small chance to upgrade Mech cards and obtain recombination optimization

Upgrading, in Ree Shil's understanding, means improving the quality tier.

As for this recombination optimization, he has never heard of it.

There are only 2 cards that can fuse with this material card.

[Rhino King] and [A-39].

From the preview result of [Rhino King] and this Material Card, the answer can be found.