Patriar's Seal [The List]

Patriar's Seal [The List]Set: The List Type: Artifact Rarity: Uncommon Cost: {3} {T}: Add one mana of any color. {1}, {T}: Untap target legendary creature you control. Only a fool ignores a letter bearing the official mark of a patriar family.

Set: Modern Horizons Type: Creature — Dragon Rarity: Uncommon Cost: {5}{R}{R} This spell costs {1} less to cast for each land card in your graveyard

Set: Oath of the Gatewatch Type: Land Rarity: Uncommon Meandering River enters the battlefield tapped

Whenever an artifact is put into your graveyard from the battlefield

Set: Eldritch Moon Prerelease Promos Type: Creature — Human Soldier Rarity: Rare Cost: {2}{R} Whenever Hanweir Garrison attacks

Set: Modern Horizons Type: Snow Enchantment — Aura Rarity: Rare Cost: {W} Enchant snow land you control

If the creature you control entered the battlefield this turn

Set: Collectors' Edition Type: Enchantment Rarity: Rare Cost: {R}{R} Whenever one or more creatures you control attack

Set: Rise of the Eldrazi Type: Instant Rarity: Uncommon Cost: {1}{U} Counter target spell if you control more creatures than that spell's controller

(Whenever a Sliver attacks and isn't blocked

Set: Planar Chaos Type: Legendary Creature — Elf Warrior Rarity: Rare Cost: {R}{G} Whenever Radha

Taste is not a sensation for the tongue alone

Set: Murders at Karlov Manor Promos Type: Creature — Phoenix Rarity: Rare Cost: {1}{R}{R} Flying