Mana Crypt [Kaladesh Inventions]

Mana Crypt [Kaladesh Inventions]Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {0} At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you. {T}: Add {C}{C}. An utterly silent chamber, submitted by an artificer who wished to remain anonymous.

to have but one anchor

Set: Team Rocket Unlimited Type: Fighting Rarity: Holo Rare Retreat cost: Colorless

Add 1 Digimon card and 1 Tamer card —both with [Xros Heart] in their traits—among them to your hand

Set: HeartGold & SoulSilver: Undaunted Type: Fire Rarity: Holo Rare Retreat cost: Colorless

Set: The Falsebound Kingdom Card type: Effect Monster Rarity: Super Rare Attack: 300 Defense: 250 During your Standby Phase

Set: EX: Holon Phantoms Type: Metal Rarity: Common Retreat cost: Colorless

Set: Arcane Rising Edition: 1st Edition Finish: Rainbow Foil Type: Action Subtype: Attack Rarity: Rare Class: Generic Cost: 1 Power: 4 If Life for a Life hits

Set: Sword & Shield: Vivid Voltage Type: Fire Rarity: Holo Rare Retreat cost: 3

Set: Sun & Moon: Forbidden Light Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

Set: Platinum: Arceus Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

Must be Ritual Summoned without using "Nekroz of Brionac"

then you can Special Summon that monster from your Extra Deck