Koa'ki Meiru Maximus [SOVR-EN081] Ultimate Rare G-30 you can negate the activation

you can negate the activation and effect of any Spell Cards and destroy them

This face-up card's name is treated as ""Elemental Hero Neos""

Set: Sword & Shield: Base Set Type: Item Rarity: Secret Rare

Set: Dark Revelation Volume 3 Card type: Effect Monster Rarity: Ultra Rare Attack: 2300 Defense: 3000 This card cannot be Special Summoned from the Graveyard

If this face-up card would be destroyed

Koa'ki Meiru Maximus [SOVR-EN081] Ultimate Rare G-30 you can negate the activationSet: Stardust Overdrive Card type: Effect Monster Rarity: Ultimate Rare Attack: 3000 Defense: 2500 This card cannot be Normal Summoned or Set. This card can only be Special Summoned by removing from play 1 "Iron Core" of Koa'ki Meiru from your hand. During each of your End Phase destroy this card unless you send 1 "Iron Core of Koa'ki Meiru" or 1 "Koa'ki Meiru" monster from your hand to the Graveyard. Once per turn, during your Main Phase, you can