Grafdigger's Cage [Core Set 2020 Prerelease Promos] Phyrexian Horror the other player cannot Special

the other player cannot Special Summon while that Ritual Summoned monster is face-up on the field

When Murderous Rider dies

Its DEF becomes double its original DEF

Set: Dragons of Legend: Unleashed Card type: Effect Monster Rarity: Ultra Rare Attack: 2800 Defense: 1800 Cannot be Normal Summoned/Set

Grafdigger's Cage [Core Set 2020 Prerelease Promos] Phyrexian Horror the other player cannot SpecialSet: Core Set 2020 Prerelease Promos Type: Artifact Rarity: Rare Cost: {1} Creature cards in graveyards and libraries can't enter the battlefield. Players can't cast spells from graveyards or libraries. "Best bury them right. We don't want any gruesome encores." Constable Trosk