Reaper on the Nightmare [DR1-EN026] Rare New Phyrexia Promos the player can activate mana

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

Set: World Championship Decks 2000 Type: Enchantment Rarity: Common Cost: {1}{W} Sacrifice Seal of Cleansing: Destroy target artifact or enchantment

if you cast it from your hand

Set: Eighth Edition Type: Artifact Rarity: Rare Cost: {4} At the beginning of each player's draw step

Set: Revised Edition Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step

Reaper on the Nightmare [DR1-EN026] Rare New Phyrexia Promos the player can activate manaSet: Dark Revelation Volume 1 Card type: Fusion Effect Monster Rarity: Rare Attack: 800 Defense: 600 "Spirit Reaper" + "Nightmare Horse" This card is not destroyed as a result of battle. Destroy this card when it is targeted by the effect of a Spell, Trap, or Effect Monster. This card can attack your opponent's Life Points directly even if there is a monster on your opponent's side of the field. If this card successfully attacks your opponent's Life