Elemental Hero Stratos [JMPS-EN008] Ultra Rare BT11-066 or leaves the field because

or leaves the field because of an opponent's card effect while its owner controls it: You can inflict 500 damage to your opponent for each "Frightfur" monster in your Graveyard

but you can also find new cards that are Phantom Knights AND Raidraptors

Set: Vicious Rejuvenation Era: Dark Empire Saga Rarity: Secret Rare Game character: Comfrey Color: Black Card type: Battle Power: 40000 Combo energy: 1 Combo power: 10000

Cards from the Yu-Gi-Oh

Set: Promo Finish: Cold Foil - Golden Type: Equipment Subtype: Chest Rarity: Promo Class: Ice Cost: 0 Once per Turn Action - [1 Resource]: Cards and activated abilities cost opposing heroes an additional [1 Resource] this turn

Elemental Hero Stratos [JMPS-EN008] Ultra Rare BT11-066 or leaves the field becauseSet: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare Attack: 1800 Defense: 300 When this card is Normal or Special Summoned: You can activate 1 of these effects. Destroy Spells Traps on the field, up to the number of "Hero" monsters you control, except this card. Add 1 "Hero" monster from your deck to your hand.