Xander, Herald of the Void

+2 Instant, and sorcery spells you cast cost {2}
less to cast. Draw two cards, then discard a card.

-3 Exile target nonland permanent.

-10 Artifacts and planeswalkers you control gain indestructible until end of turn. Destroy all nonland permanents.

"If you look long enough into the void, the void
begins to look back through you."