This is what the OP is looking for: https://www.amazon.com/Rio-Grande-Games-Dominion-Update/dp/B01LYX2F3R

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I've been hunting for it too at a reasonable price, but it seems to be out of stock everywhere. Used to be around $13 back when Amazon had it in early 2018.

They have update packs Base Game: https://www.amazon.com/Dominion-Board-Game-Update-Pack/dp/B01LYX2F3R/ref=sr_1_8?s=toys-and-games&ie=UTF8&qid=1493238872&sr=1-8&keywords=dominion

Intrigue: https://www.amazon.com/Dominion-Intrigue-Board-Game-Update/dp/B01LWN4C0G/ref=sr_1_14?s=toys-and-games&ie=UTF8&qid=1493238872&sr=1-14&keywords=dominion