Games, you and your friends can play against the hydra deck with your standard deck and up to two hero cards earned in the pre-release and release weekend events
You can Special Summon Eldlich by using itself as a cost) "Terraforming" and "Eldlich" "Express Knight", "Jizukiru", and a "Kaiju" "Flying Pegasus", "Jizukiru", and a "Kaiju" "Urgent Schedule", "Eldlich", a Spell/Trap card, and a Spell/Trap card "Express Knight", "Eldlich", a Spell/Trap card, and a Spell/Trap card The last two are too costly, so I don't do them, but they are options
It also comes with backup, which fits super nicely with the counter-doubling ability
, and fans are hopeful that Konami will eventually find a way to balance the summoning method without making its cards too powerful that they need to be banned from competitive play
You can buy decks or packs and the chance of finding a "rare" card are pretty decent