Naxx

Golden heroes (1/18)

1x Shadow Mane

Golden towers (4/61)

1x Scientist
2x Scarecrow
1x Solara, The Fire Elemental
1x Bear Hunter

Golden items (9/96)

1x Frozen Water
1x Leather Boots
2x School Book
1x Wood Axe
1x Handbag
2x Meat Mallet
1x War Axe
1x Viking Helmet
1x Scepter of Time

Golden potions (1/32)

1x Critical Dust