Nykthos, Shrine to Nyx [Theros]

Nykthos, Shrine to Nyx [Theros]Set: Theros Type: Legendary Land Rarity: Rare {T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

Set: Sun & Moon: Black Star Promos Type: Lightning Rarity: Promo

{G}: Regenerate River Boa

Set: Arcane Rising Unlimited Edition: Unlimited Finish: Regular Type: Action Subtype: Attack Rarity: Majestic Class: Generic Cost: 2 Power: 6 Defense reaction cards can't be played to Command and Conquers chain link

Set: Kaladesh Inventions Type: Artifact Creature — Construct Rarity: Mythic Cost: {2} {T}: Put a +1/+1 counter on each artifact creature you control

Set: EX: FireRed & LeafGreen Type: Fire Rarity: Ultra Rare Retreat cost: Colorless

−10: Target player's life total becomes 1

Set: Legends Type: Instant Rarity: Common Cost: {B} Prevent all combat damage that would be dealt this turn

Set: XY: Ancient Origins Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

Set: EX: Dragon Frontiers Type: Darkness Rarity: Ultra Rare Retreat cost: Colorless

Cursed Scroll deals 2 damage to any target

Set: EX: Deoxys Type: Grass Rarity: Holo Rare Retreat cost: Colorless

their first attack during their next turn has -4[Power]