Sarcomancy [Tempest] Oldschool If you sacrifice an Island

If you sacrifice an Island this way

Set: Antiquities Type: Artifact Rarity: Uncommon Cost: {3} Sacrifice a creature: Add {C}{C}

Set: Guildpact Type: Creature — Elephant Wizard Rarity: Rare Cost: {3}{W}{W} Whenever an opponent casts a spell

then reveals that many cards from the top of their library

all of the challenges involve you using your smartphone

Sarcomancy [Tempest] Oldschool If you sacrifice an IslandSet: Tempest Type: Enchantment Rarity: Rare Cost: {B} When Sarcomancy enters the battlefield, create a 2 2 black Zombie creature token. At the beginning of your upkeep, if there are no Zombies on the battlefield, Sarcomancy deals 1 damage to you.