Elemental Hero Air Neos [STON-EN034] Ultra Rare Flail (2H) Set: Celebrations: 25th Anniversary -

Set: Celebrations: 25th Anniversary - Classic Collection Type: Lightning Rarity: Promo Retreat cost: Colorless

] Other characters can't exert to sing songs

Whenever you play a Runeblade card

or Special Summoned (from your Extra Deck) by banishing the above cards you control (in which case you do not use "Polymerization")

Elemental Hero Air Neos [STON-EN034] Ultra Rare Flail (2H) Set: Celebrations: 25th Anniversary -Set: Strike of Neos Card type: Fusion Effect Monster Rarity: Ultra Rare Attack: 2500 Defense: 2000 "Elemental Hero Neos" + "Neo Spacian Air Hummingbird" This card can only be Special Summoned from your Fusion Deck by returning the above cards you control to the Deck. (You do not use "Polymerization".) While your Life Points are lower than your opponent's, this card gains ATK equal to the difference. This card returns to the Fusion Deck during the End