Ground Seal
{1}{G}
Enchantment
When ~this~ enters, draw a card.
Cards in graveyards can't be the targets of spells or abilities.
Silent Gravestone
{1}
Artifact
Cards in graveyards can't be the targets of spells or abilities.
{4}, {T}: Exile ~this~ and all cards from all graveyards. Draw a card.
Underworld Cerberus
{3}{B}{R}
Creature -- Dog
6/6
~this~ can't be blocked except by three or more creatures.
Cards in graveyards can't be the targets of spells or abilities.
When ~this~ dies, exile it and each player returns all creature cards from their graveyard to their hand.