Research the Deep [Morningtide]

Research the Deep [Morningtide]Set: Morningtide Type: Sorcery Rarity: Uncommon Cost: {1}{U} Draw a card. Clash with an opponent. If you win, return Research the Deep to its owner's hand. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

but the Izzet wards held and experiments continue

Set: Invasion Type: Creature — Angel Rarity: Rare Cost: {4}{B} Flying

Set: POP Series 6 Type: Water Rarity: Common Retreat cost: Colorless

Set: XY: Roaring Skies Type: Fairy Rarity: Common Retreat cost: Colorless

you may pay 4 life rather than pay this spell's mana cost

Designed by Brad Muir

"Glory was gone

then each opponent loses life equal to the sacrificed creature's power

Enchanted creature has infect

Set: Champions of Kamigawa Type: Creature — Spirit Rarity: Uncommon Cost: {2}{R} {X}{R}

It seems they have more to teach

Set: Core Set 2019 Prerelease Promos Type: Artifact Rarity: Rare Cost: {3} Whenever one or more creature cards leave your graveyard