battle of chaos booster box Yugioh [1st Edition] – Toy Mandala %20The%20legendary%20Black%20Luster%20Soldier%20%26ndash%3B%20Envoy%20of%20the%20Beginning%20and%20Chaos%20Emperor%20Dragon%20%26ndash%3B%20Envoy%20of%20the%20End%20dominated%20Duels%20and%20the%20Spell Yu-Gi-Oh! Battle Of Chaos Booster

Promo Info BOOSTER EXCEED APOCALYPSE [BT-15] CLOSECLOSE BT15-061 U Digimon Lv.4 Guardromon Color Black Form Champion Attribute Virus Type Machine DP 5000 Cost 5 Digivolve Cost 1 2 from Lv.3 Digivolve Cost 2 - Upper Text Blocker [On Play] [When Digivolving] By trashing 1 card with the [Machine] or [Cyborg] trait in your hand, 1 of your Digimon can't be deleted by your opponent's effects until the end of their turn

Card Text 2 [Security Effect] [Security] You may play 1 play cost 5 or lower [Shambala] trait card from your hand or trash without paying the cost

The card is the boss Digimon that Cherubimon decks needed for a long time, but it is generic enough to splash into any yellow or green deck

Drawing Gear Charge just means an additional way to extend your combo further, and since so many of your cards are EARTH machines, you can run Urgent Schedule to re-balance the duel whenever the field gets lopsided to your opponents advantage