Weatherlight [Dominaria] 192 The activation of your cards

The activation of your cards and effects that include an effect that Fusion Summons a Fusion Monster cannot be negated

If that artifact is a Contraption

Set: Dark Beginning 1 Card type: Continuous Trap Rarity: Super Rare Attack: 0 Defense: 0 Select 1 monster from your Graveyard and Special Summon it in face-up Attack Position

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {W} Target spell or permanent becomes white

your opponent's cards and effects cannot be activated this turn (this is a Quick Effect)

Weatherlight [Dominaria] 192 The activation of your cardsSet: Dominaria Type: Legendary Artifact Vehicle Rarity: Mythic Cost: {4} Flying Whenever Weatherlight deals combat damage to a player, look at the top five cards of your library. You may reveal a historic card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. (Artifacts, legendaries, and Sagas are historic.) Crew 3