Dewgong (29/108) [XY: Evolutions] Sea Serpent Set: Duel Terminal 4 Card

Set: Duel Terminal 4 Card type: Tuner Monster Rarity: Common Attack: 200 Defense: 500 You can declare 1 Attribute and discard this card to select 1 face-up "Genex" monster you control

Set: 2015 Mega-Tins Mega Pack Card type: Effect Monster Rarity: Common Attack: 1200 Defense: 1000 If you control a "Melodious" monster

You can only use this effect of "D/D Lamia" once per turn

also during the End Phase your opponent Special Summons 1 "Dragonoid Token" to their field in Attack Position (even if this card leaves the field)

Dewgong (29/108) [XY: Evolutions] Sea Serpent Set: Duel Terminal 4 CardSet: XY: Evolutions Type: Water Rarity: Rare Retreat cost: Colorless,Colorless,Colorless