Heat Ray [Urza's Saga]

Heat Ray [Urza's Saga]Set: Urza's Saga Type: Instant Rarity: Common Cost: {X}{R} Heat Ray deals X damage to target creature. It's not known whether the Thran built the device to forge their wonders or to defend them.

Discard a card: Until end of turn

Set: Khans of Tarkir Type: Artifact — Equipment Rarity: Uncommon Cost: {2} Whenever equipped creature attacks

reveal the top card of your library

Set: Kaladesh Prerelease Promos Type: Enchantment Rarity: Rare Cost: {2}{B}{B} Midnight Oil enters the battlefield with seven hour counters on it

Set: Time Spiral Type: Creature — Sliver Rarity: Uncommon Cost: {2}{U}{U} All Slivers have "{T}: Tap target permanent

Set: Commander 2018 Type: Land Rarity: Common {T}: Add {C}

Set: Fifth Edition Type: Creature — Elemental Rarity: Uncommon Cost: {3}{U}{U} Flying

or our pirates use it

Discard a card: Put a +0/+1 counter or a +1/+0 counter on target creature

Goblin Tutor has no effect

Create a 0/1 colorless Eldrazi Spawn creature token

Set: Born of the Gods Type: Sorcery Rarity: Rare Cost: {5}{W} Search your library for up to two enchantment cards