Tezzeret's Gambit (Japanese) [Strixhaven Mystical Archive] Plane You may reveal that card

You may reveal that card if it has three or more colored mana symbols in its mana cost

Set: Beginning Observer Card type: Digimon Rarity: Uncommon Digi type: Insectoid Play Cost: 7 Form: Ultimate Attribute: Virus Digivolve Cost: 3 Digivolve Cost Level: 4 [On Play] [When Digivolving] You may suspend 1 Digimon

Set: Weatherlight Type: Enchantment Rarity: Rare Cost: {B}{B}{B} {2}

It is found here

Set: Zendikar Rising Prerelease Promos Type: Legendary Creature — Serpent Rarity: Rare Cost: {X}{G}{U} Verazol

Tezzeret's Gambit (Japanese) [Strixhaven Mystical Archive] Plane You may reveal that cardSet: Strixhaven Mystical Archive Type: Sorcery Rarity: Rare Cost: {3}{U P} ({U P} can be paid with either {U} or 2 life.) Draw two cards, then proliferate. (Choose any number of permanents and or players, then give each another counter of each kind already there.)