Doubling Season [Modern Masters] Core Set 2019 or enchantment

or enchantment

Set: Duel Decks Anthology Type: Legendary Planeswalker — Jace Rarity: Mythic Cost: {1}{U}{U} +2: Each player draws a card

Set: Legends Type: World Enchantment Rarity: Rare Cost: {2}{U} Whenever a player casts an instant spell

When Argoth suffers

Splice onto Arcane {2}{B} (As you cast an Arcane spell

Doubling Season [Modern Masters] Core Set 2019 or enchantmentSet: Modern Masters Type: Enchantment Rarity: Rare Cost: {4}{G} If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead. If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.