Arcane Lighthouse [Commander Anthology Volume II]Set: Commander Anthology Volume II Type: Land Rarity: Uncommon {T}: Add {C}. {1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.

Exhausting a wizard can be exhausting work

where X is the number of creatures that died this way

Set: Alpha Edition Type: Sorcery Rarity: Rare Cost: {X}{U}{U}{U} Destroy X target Mountains

Set: Legends Type: Enchantment — Aura Rarity: Common Cost: {B}{B} Enchant creature

Set: Classic Sixth Edition Type: Enchantment Rarity: Rare Cost: {2}{R} Creatures you control have haste

Set: Diamond & Pearl: Majestic Dawn Type: Lightning Rarity: Rare

Set: Time Spiral Type: Creature — Insect Rarity: Rare Cost: {G}{G}{G} Flying

As long as Beastmaster Ascension has seven or more quest counters on it

Set: Time Spiral Timeshifted Type: Artifact Rarity: Rare Cost: {1} {T}

Set: Revised Edition Type: Instant Rarity: Rare Cost: {R}{R} Copy target instant or sorcery spell

and I will unlock it

Set: Eldritch Moon Prerelease Promos Type: Legendary Creature — Spider Rarity: Mythic Cost: {4}{G} Reach