The whole deck is composed of strong synergy, but I thought that it was particularly intense looking at the mounted walking machine / walking varistor with metal mimics (creature type: designated structure) out in the battlefield If you summon at X: 0, it is a motion that enters the battlefield with a + 1 / + 1 counter on it (around 10:18:42 in the video).
It would be a nightmare if it was seen from the other party that it would be possible to get a place that requires 4 mana with 0 mana originally