Elemental Hero Wild Wingman [EOJ-EN035] Ultimate Rare Sea Serpent this card is Special Summoned

this card is Special Summoned to the owner's side of the field during the End Phase

You can send "Umi" you control to the Graveyard to send all cards in both players' hands and on the field to the Graveyard

you can discard 1 card to negate the activation of a Spell Card and destroy it

it loses 600 ATK

Elemental Hero Wild Wingman [EOJ-EN035] Ultimate Rare Sea Serpent this card is Special SummonedSet: Enemy of Justice Card type: Fusion Effect Monster Rarity: Ultimate Rare Attack: 1900 Defense: 2300 "Elemental Hero Wildman" + "Elemental Hero Featherman" This monster cannot be Special Summoned except by fusion Summon. By discarting 1 card from your hand, destroy 1 Spell or Trap Card on the field.