Nightmare [Classic Sixth Edition] Wizards Play Network 2012 When Jeskai Infiltrator deals combat

When Jeskai Infiltrator deals combat damage to a player

Artifacts and creatures your opponents control enter the battlefield tapped

choose a basic land type

if no creatures are on the battlefield

where X is the number of basic land types among lands you control

Nightmare [Classic Sixth Edition] Wizards Play Network 2012 When Jeskai Infiltrator deals combatSet: Classic Sixth Edition Type: Creature Nightmare Horse Rarity: Rare Cost: {5}{B} Flying (This creature can't be blocked except by creatures with flying or reach.) Nightmare's power and toughness are each equal to the number of Swamps you control. As the poisoned land spreads, so does the nightmare's rage and terrifying strength.