Koga's Weezing (50/132) [Gym Challenge Unlimited] H17 You must also Tribute monsters

You must also Tribute monsters whose total Level Stars equal 1 or more from the field or your hand

Set: Shadows in Valhalla Card type: Field Spell Rarity: Secret Rare When this card is activated: Add 1 "Black Luster Soldier" Ritual Monster or 1 "Gaia The Fierce Knight" monster from your Deck to your hand

Combine those two monsters' ATK and Ritual Summon the 4000 ATK Ritual Monster to get yourself started

if this card has a "The Phantom Knights" card as Xyz Material

Koga's Weezing (50/132) [Gym Challenge Unlimited] H17 You must also Tribute monstersSet: Gym Challenge Unlimited Type: Grass Rarity: Uncommon Retreat cost: Colorless,Colorless