Kozilek, Butcher of Truth [Modern Masters 2015] HGSS18 If Sonic Boom deals damage

If Sonic Boom deals damage

) You can only use each effect of "Crystron Halqifibrax" once per turn

Set: Champions of Kamigawa Type: Legendary Artifact — Equipment Rarity: Rare Cost: {3} Equipped creature gets +3/+1

You can only use this effect of "Lunalight Sabre Dancer" once per turn

Kozilek, Butcher of Truth [Modern Masters 2015] HGSS18 If Sonic Boom deals damageSet: Modern Masters 2015 Type: Legendary Creature Eldrazi Rarity: Mythic Cost: {10} When you cast this spell, draw four cards. Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.) When Kozilek, Butcher of Truth is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.