digimon card game dev ST-18: Whirlwind Guardian Starter Deck What is going on in

Galaxy-Eyes Cipher X Dragon X LIGHT Rank 10 [ Dragon / XyzEffect ] ATK 4000 DEF 3000 2 Level 10 monsters Once per turn, you can also Xyz Summon "Galaxy-Eyes Cipher X Dragon" by using a "Cipher Dragon" monster you control (transfer its materials)

Decks that can maximize this effect want it badly

If a card is permanently obtained, it will be added to the player's Chest or Deck and can be viewed in the "Library" menu

[Main][Once Per Turn] You may place 5 cards with [Hybrid] in their traits from your hand under this Tamer in any order to digivolve it into a [MagnaGarurumon] in your hand for its digivolution cost as if this Tamer is a level 5 blue Digimon