Lightning Dragon [Urza's Saga Promos] Modern Masters if another creature is on

if another creature is on the battlefield

Set: Kaladesh Inventions Type: Artifact — Equipment Rarity: Mythic Cost: {3} Equipped creature gets +2/+2 and has protection from green and from blue

Creatures you control can't attack

search that player's library for a card

Creatures you control get +1/+1

Lightning Dragon [Urza's Saga Promos] Modern Masters if another creature is onSet: Urza's Saga Promos Type: Creature Dragon Rarity: Rare Cost: {2}{R}{R} Flying Echo {2}{R}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) {R}: Lightning Dragon gets +1 +0 until end of turn.