Paralyze [Alpha Edition] Modern Masters 2015 Neither player can Tribute Summon

Neither player can Tribute Summon monsters

Set: Tempest Type: Artifact Rarity: Rare Cost: {2} Blue spells you cast cost {1} less to cast

Return an artifact you control to its owner's hand: You may put an artifact card from your hand onto the battlefield

Set: Friday Night Magic 2006 Type: Instant Rarity: Rare Cost: {2}{U} Counter target spell unless its controller pays {1} for each card in your graveyard

it gains the following effect

Paralyze [Alpha Edition] Modern Masters 2015 Neither player can Tribute SummonSet: Alpha Edition Type: Enchantment Aura Rarity: Common Cost: {B} Enchant creature When Paralyze enters the battlefield, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step. At the beginning of the upkeep of enchanted creature's controller, that player may pay {4}. If the player does, untap the creature.