Yu-Gi-Oh's Back Spirit System

What Ojiaou remembered was a monster that Li Zheng had used, a monster called "Wind Poison Moth".

At first, she also thought that this monster was stupid - paying a full 3,000 basic points, and reducing its life value to the level of a candle in the wind, just to throw a monster from the Extra Deck in.

[Is this card used by Bekas to test the IQ of duelists? ] Just as Ojiaou was thinking this, Li Zheng piled a monster called something called the Announcer from the Extra Deck into the Graveyard, and then used the effect of that monster that was only useful in the Graveyard to beat the girl so hard that she couldn't tell east from west...

What Li Zheng said afterwards was...

["With a little basic points, you can skip the troublesome special summoning step and let the monster in the Extra Deck go directly to the Graveyard, which saves a lot of effort.\