Lightning Dragon [Urza's Saga] Shadowmoor Lost to time is the

Lost to time is the artificer's art of trapping light from a distant star in a ring of purest gold

Set: Portal Three Kingdoms Type: Creature — Human Barbarian Soldier Uncommon Cost: {4}{R} Horsemanship (This creature can't be blocked except by creatures with horsemanship

Set: Amonkhet Type: Enchantment Mythic Cost: {2}{U} At the beginning of your upkeep

each player discards their hand and returns to their hand each card they exiled this way

if it's not your turn

Lightning Dragon [Urza's Saga] Shadowmoor Lost to time is theSet: Urza's Saga Type: Creature Dragon 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.