Urza, Lord High Artificer [Modern Horizons] Hour of Devastation if an opponent controls more

if an opponent controls more lands than you

Each opponent sacrifices a creature with the greatest power among creatures that player controls

Set: Fifth Edition Type: Enchantment Rarity: Rare Cost: {3}{G} Each noncreature artifact loses all abilities and becomes an artifact creature with power and toughness each equal to its mana value

Set: Gateway 2008 Type: Creature — Dwarf Shaman Rarity: Rare Cost: {2}{R/W} When Duergar Hedge-Mage enters the battlefield

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {1}{B} Target player sacrifices a creature

Urza, Lord High Artificer [Modern Horizons] Hour of Devastation if an opponent controls moreSet: Modern Horizons Type: Legendary Creature Human Artificer Rarity: Mythic Cost: {2}{U}{U} When Urza, Lord High Artificer enters the battlefield, create a 0 0 colorless Construct artifact creature token with "This creature gets +1 +1 for each artifact you control." Tap an untapped artifact you control: Add {U}. {5}: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.