Once per turn, during the Standby Phase: Place 1 T Counter on this card. Once per turn: You can target 1 Pendulum Monster in your Main Monster Zone; for each T Counter on this card, move that Pendulum Monster to an adjacent (horizontal) Monster Zone, 1 move at a time. Then, after you have finished moving, destroy all Fusion or Xyz Monsters your opponent controls in the same (final) column, with an equal or lower Level/Rank than that monster's Pendulum Scale, and if you do, inflict damage to your opponent equal to their combined ATK they had on the field. Text taken from English release.

Since standard university exam is coming in Japan, Konami revealed a new math card.

I DON'T GET IT!

First, move a Pendulum Monster to the side, times equal to the number of T Counters.

Why'd we had to go this far for just a Ring of Destruction?

Then if there is a Fusion or Xyz monster on the same column as the Pendulum Monster, whose Level or Rank is lower than the Pendulum Scale of the Pendulum Monster, destroy that and you'll deal some damage.

Solving for Pendulum