Tainted Aether [Urza's Saga] Urza’s Mine it's affected by summoning sickness

it's affected by summoning sickness

Enchanted creature has "{T}: Create a token that's a copy of this creature

the term "mise" was in fact coined simultaneously by over one thousand Magic players

if you control the artifact with the highest mana value or tied for the highest mana value

This ability has the indicated effect

Tainted Aether [Urza's Saga] Urza’s Mine it's affected by summoning sicknessSet: Urza's Saga Type: Enchantment Rarity: Rare Cost: {2}{B}{B} Whenever a creature enters the battlefield, its controller sacrifices a creature or land. Gix despised the sylvan morass. The gouge that the portal had torn in the forest was the only pleasing sight.