players will want to focus on the deck's synchro boss monster, Geomathmech Final Sigma
Once per turn, during your End Phase: Reveal 3 "Ice Barrier" monsters with different names in your Extra Deck or destroy this card.
Once per Chain, when your opponent activates a monster effect (Quick Effect): You can make this card lose exactly 800 ATK, and if you do, negate the activation.
The main problem with Timelords is that because their strengths lie in their effects, anything that can negate card effects, such as the trap Skill Drain, will leave Timelords extremely vulnerable
1 Thunder Dragon Colossus is the Best Thunder-Type Monster First Printing: Soul Fusion Thunder Dragon has a legacy as one of the most important parts of GOAT format because of its ability to thin the deck so that players can draw the cards they need with Pot of Greed and Graceful Charity