yugioh codebreaker starter deck Amazon.com: Yu-Gi-Oh! - Deck: - Monster Reborn - YS18-EN024 - Common For newcomers entering the realm of the Yu Yu-Gi-Oh! Starter Deck Codebreaker Opening!

Use this ability only at the beginning of your upkeep, and only if 1996 World Champion is in your library. After a long fought Championship, Australian Tom Chanpheng emerged as the winner, playing with a significantly weakened White Weenie deck after judges made him replace a few cards with land cards due to some technical and playing issues

Controlling both shouldnt be too hard, but you have to have them survive until your next turn

Sharktorwho here

So I think this card could be used as a nuclear deterrent if you get lucky enough to draw this card as well.

Sin, Unending Cataclysm Sin, Unending Cataclysm is a great transferer of counters with little downside