Elemental Hero Prisma [DPCT-EN002] Ultra Rare SV16 Once per turn: You can

Once per turn: You can discard 1 "Mekk-Knight" monster or 1 "World Legacy" card

If you control no monsters: You can banish this card from your GY

and Xyz Summoning tactics

Set: Dark Crisis Card type: Normal Spell Rarity: Ultra Rare Attack: 0 Defense: 0 Discard 1 card from your hand

it gains these effects

Elemental Hero Prisma [DPCT-EN002] Ultra Rare SV16 Once per turn: You canSet: Duelist Pack Collection Tin Card type: Effect Monster Rarity: Ultra Rare Attack: 1700 Defense: 1100 Once per turn, you can reveal 1 Fusion Monster from your Fusion Deck and send 1 of the Fusion Material Monsters listed on that card from your Deck to the Graveyard. Until the End Phase, this card's name is treated as the sent monster's name.