Trinisphere [Darksteel] New Phyrexia Promos When Paralyze enters the battlefield

When Paralyze enters the battlefield

you may pay {0} rather than pay this spell's mana cost

Set: Beta Edition Type: Creature — Human Barbarian Rarity: Uncommon Cost: {2}{R}{R} Keldon Warlord's power and toughness are each equal to the number of non-Wall creatures you control

Set: Guru Type: Basic Land — Plains Rarity: Rare ({T}: Add {W}

players can't cast spells or activate abilities that aren't mana abilities

Trinisphere [Darksteel] New Phyrexia Promos When Paralyze enters the battlefieldSet: Darksteel Type: Artifact Rarity: Rare Cost: {3} As long as Trinisphere is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost {1}{B} to cast costs {2}{B} to cast instead.)