Mana Vortex [The Dark]Set: The Dark Type: Enchantment Rarity: Rare Cost: {1}{U}{U} When you cast this spell, counter it unless you sacrifice a land. At the beginning of each player's upkeep, that player sacrifices a land. When there are no lands on the battlefield, sacrifice Mana Vortex.

providing you have the appropriate tools to carve them

"The scythe of time or my blade at your throat—the choice is yours

Set: Arabian Nights Type: Artifact Rarity: Rare Cost: {2} Whenever one or more other nontoken permanents with a name originally printed in the Arabian Nights expansion are on the battlefield

{R/G}: Target spell can't be countered

Set: Limited Edition Beta Type: Enchantment — Aura Rarity: Uncommon Cost: {2}{G} Enchant creature

and if it would die this turn

• Creatures you control gain double strike until end of turn

put all cards exiled with Knowledge Vault into their owner's graveyard

believe that humans sprang forth from Merfolk who adapted themselves in order to explore their last frontier

sacrifice Mana Vortex

Each player creates X 1/1 white Soldier creature tokens

Set: Guru Type: Basic Land — Swamp Rarity: Rare ({T}: Add {B}