Ixalan

Blinding Fog | Instant | | Prevent all damage that would be dealt to creatures this turn. Creatures you control gain hexproof until end of turn. (They can't be the targets of spells or abilities your opponents control.) | Igor Kieryluk

Crash the Ramparts | Instant | | Target creature gets +3/+3 and gains trample until end of turn. | Mark Behm

Crushing Canopy | Instant | | Choose one — • Destroy target creature with flying. • Destroy target enchantment. | Tomasz Jedruszek