Dreadhorde Arcanist [War of the Spark] MON273-RF effects don't trigger

effects don't trigger

Set: Fifth Edition Type: Instant Rarity: Rare Cost: {4}{B} Destroy target nonartifact attacking creature

Set: Eighth Edition Type: Land Rarity: Uncommon Coastal Tower enters the battlefield tapped

"Halana and I have a bond that'll never be broken

Set: Secret Lair Drop Series Type: Land Rarity: Rare Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island

Dreadhorde Arcanist [War of the Spark] MON273-RF effects don't triggerSet: War of the Spark Type: Creature Zombie Wizard Rarity: Rare Cost: {1}{R} Trample Whenever Dreadhorde Arcanist attacks, you may cast target instant or sorcery card with converted mana cost less than or equal to Dreadhorde Arcanist's power from your graveyard without paying its mana cost. If that spell would be put into your graveyard this turn, exile it instead.