Arcanis the Omnipotent [Tenth Edition] Worldwake Promos they tap all lands with

they tap all lands with mana abilities they control and lose all unspent mana

Reinforcements

creatures your opponents control lose all abilities and have base power and toughness 1/1 until end of turn

I've heard more noise in a monastery

Set: Core Set 2019 Prerelease Promos Type: Enchantment Rarity: Rare Cost: {R} As Alpine Moon enters the battlefield

Arcanis the Omnipotent [Tenth Edition] Worldwake Promos they tap all lands withSet: Tenth Edition Type: Legendary Creature Wizard Rarity: Rare Cost: {3}{U}{U}{U} {T}: Draw three cards. {2}{U}{U}: Return Arcanis the Omnipotent to its owner's hand. "Do not concern yourself with my origin, my race, or my ancestry. Seek my record in the pits, and then make your wager."