Whir of Invention [Aether Revolt Promos] Human Barbarian that player discards a card

that player discards a card at random

Set: Throne of Eldraine Type: Legendary Creature — Merfolk Wizard Rarity: Rare Cost: {2}{U} This spell costs {1} less to cast for each artifact you control

Voracious Hydra enters the battlefield with X +1/+1 counters on it

and the land itself went mad

Set: War of the Spark Promos Type: Legendary Planeswalker — Ugin Rare Cost: {6} Colorless spells you cast cost {2} less to cast

Whir of Invention [Aether Revolt Promos] Human Barbarian that player discards a cardSet: Aether Revolt Promos Type: Instant Rarity: Rare Cost: {X}{U}{U}{U} Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.