Altar of Dementia [Tempest] Legendary Creature if it had no +1/+1

if it had no +1/+1 counters on it

you can remove from play 1 Plant-Type monster from your Graveyard to change 1 monster your opponent controls to face-up Attack Position

Set: Scourge Type: Enchantment Rarity: Rare Cost: {6}{U}{U} Whenever an opponent casts a spell

This card is destroyed when you do not have all 5 of these cards in your Graveyard: "Exodia the Forbidden One"

Altar of Dementia [Tempest] Legendary Creature if it had no +1/+1Set: Tempest Type: Artifact Rarity: Rare Cost: {2} Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power. "It is not that you will go mad. It is that you will beg for madness." Volrath