Krav, the Unredeemed [Battlebond Prerelease Promos] Eventide or enchantment

or enchantment

you may look at the top X cards of your library

solutions to all life's problems will appear at the right moment

Set: Mirrodin Besieged Type: Sorcery Rarity: Rare Cost: {X}{G} Search your library for a green creature card with mana value X or less

you may skip that turn instead

Krav, the Unredeemed [Battlebond Prerelease Promos] Eventide or enchantmentSet: Battlebond Prerelease Promos Type: Legendary Creature Demon Rarity: Rare Cost: {4}{B} Partner with Regna, the Redeemer (When this creature enters the battlefield, target player may put Regna into their hand from their library, then shuffle.) {B}, Sacrifice X creatures: Target player draws X cards and gains X life. Put X +1 +1 counters on Krav, the Unredeemed.