Solemn Warning [DREV-EN077] Ultimate Rare Shadow Specters When Special Summoned this way

When Special Summoned this way

Set: Elemental Energy Card type: Fusion/Effect Monster Rarity: Ultimate Rare Attack: 2500 Defense: 2000 "Elemental Hero Flame Wingman" + "Elemental Hero Sparkman" This monster cannot be Special Summoned except by Fusion Summon

Set: Phantom Darkness Card type: Fusion/Effect Monster Rarity: Ghost Rare Attack: 4500 Defense: 3000 "Elemental Hero Neos" + "Rainbow Dragon" or "Rainbow Dark Dragon" This card cannot be Special Summoned

This card cannot be Special Summoned except by the effect of "Armed Dragon LV5"

you can also banish monsters from your field and/or either player's Graveyard as Fusion Materials

Solemn Warning [DREV-EN077] Ultimate Rare Shadow Specters When Special Summoned this waySet: Duelist Revolution Card type: Counter Trap Rarity: Ultimate Rare Pay 2000 Life Points to negate the Summon of a monster OR the activation of a Spell Card, Trap Card or Effect Monster's effect that includes an effect that Special Summons a monster(s), and destroy that card.