Effect Veiler [ETCO-EN100] Starlight Rare SM66 When Cavalier of Dawn dies

When Cavalier of Dawn dies

or I shall master it for you

(Damage calculation is applied normally

then Combustible Gearhulk deals damage to that player equal to the total converted mana cost of those cards

I've been here

Effect Veiler [ETCO-EN100] Starlight Rare SM66 When Cavalier of Dawn diesSet: Eternity Code Card type: Tuner Effect Monster Rarity: Starlight Rare Attack: 0 Defense: 0 During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY, then target 1 Effect Monster your opponent controls; negate the effects of that face up monster your opponent controls, until the end of this turn.