Core Blast
Type
Continuous Trap
Race
Continuous
Archetype
Koa'ki Meiru
Card text
You can only activate this card's effect while you control a face-up "Koa'ki Meiru" monster. Once per turn, during your Standby Phase, if your opponent controls more monsters than you do, you can destroy a number of cards your opponent controls so that your opponent will control the same number of cards as you control monsters.
Market prices
TCGplayer prices are market prices, updated daily. Other prices are approximate and may be out of date.
