Canopy Cover [Worldwake] Berserker each time an opponent's card

each time an opponent's card effect resolves

Set: Mirage Type: Sorcery Rarity: Uncommon Cost: {3}{B} Kaervek's Hex deals 1 damage to each nonblack creature and an additional 1 damage to each green creature

if you use this effect)

Set: 2020 Tin of Lost Memories Card type: Link/Effect Monster Rarity: Common Attack: 1400 2 Normal Monsters Non-Effect Monsters you control gain 500 ATK

Set: Guildpact Type: Creature — Nephilim Rarity: Rare Cost: {U}{B}{R}{G} Whenever Glint-Eye Nephilim deals combat damage to a player

Canopy Cover [Worldwake] Berserker each time an opponent's cardSet: Worldwake Type: Enchantment Aura Rarity: Uncommon Cost: {1}{G} Enchant creature Enchanted creature can't be blocked except by creatures with flying or reach. Enchanted creature can't be the target of spells or abilities your opponents control.