Arcane Savant

Creature — Human Wizard

Produces: an instant or sorcery being exiled, an Arcane being copied, anything being cast.

Cares about: nothing.

Partners

640 cards can cause anything being cast.

1. Havengul Lich — When Arcane Savant is cast, Havengul Lich grants a keyword
2. Spellweaver Helix — When Arcane Savant is cast, Spellweaver Helix copies a permanent

5 other cards ask for it too, equally specific. The ones shown are the best connected.

1,149 cards can cause an artifact, battle, creature, enchantment, instant, planeswalker or sorcery being exiled.

1. Hidetsugu, Devouring Chaos — When an instant is exiled thanks to Arcane Savant, Hidetsugu, Devouring Chaos deals the exiled card's mana value damage
2. Augusta, Order Returned — When an instant is exiled thanks to Arcane Savant, Augusta, Order Returned puts that many counters on a permanent

2,447 cards can cause anything being exiled.

1. God-Eternal Bontu — When an instant is exiled thanks to Arcane Savant, God-Eternal Bontu triggers
2. Cait Sith, Fortune Teller — When an instant is exiled thanks to Arcane Savant, Cait Sith, Fortune Teller gives X/0, where X is that card's mana value
3. The War Doctor — When an instant is exiled thanks to Arcane Savant, The War Doctor puts a counter on a permanent
4. Ketramose, the New Dawn — When an instant is exiled thanks to Arcane Savant, Ketramose, the New Dawn draws you 1 card
5. Stonebinder's Familiar — When an instant is exiled thanks to Arcane Savant, Stonebinder's Familiar puts a counter on a permanent
6. God-Eternal Rhonas — When an instant is exiled thanks to Arcane Savant, God-Eternal Rhonas triggers

6 other cards ask for it too, equally specific. The ones shown are the best connected.