Andrios, Roaming Explorer is a mythic Legendary Artifact Creature — Wizard card from 2021 Heroes of the Realm (PH21), collector number 1.
Reach As long as Andrios is attacking, tapped creatures you control with base power and toughness 4/3 have base power and toughness 16/9. {T}: Add {W}{U}{B}{R}{G}. Creature spells you spend this mana to cast have their base power and toughness become 4/3.