They are used to determine if a monster would be destroyed by battle or not and how much damage a monster inflicts your opponent's LP
1: There is a new card with the Clash mechanic
If you have some additional Modern Horizons 3 landscapes lying in wait, even more
The duel goes on for what seems like an eternity, and Yugi is starting to suspect that there are dark forces at work - especially when Kaiba activates a Trap Card called the "Pyramid of Light", which not only bears a striking resemblance to its namesake in the museum, but also prevents Yugi from using any of the Egyptian Gods
He's also got Speed Fusion, which he uses to summon Ignition Beast Volcannon, who can immediately destroy itself and 1 of your monsters, then deal damage to you equal to your monster's ATK...which is quite a lot of damage if you have decent monsters on the field
See this as a 7-mana reanimation with haste in colorless or yet something else to do with Sensei's Divining Top, and it may be one use only when the table sees what it does