Merry makes a 1/1 token with lifelink whenever one or more artifacts enter the battlefield under your control, but only once each turn, so you'll want to focus on making food during opponents' turns
While my B3 list is content to eschew turn one mana dorks completely and be happy with a Turn 3 Henzie (and therefore get much better hits off of Etali, Primal Conqueror and Apex Devastator), there are versions of Henzie that take the archetype to its very limit
Magic: The Gathering 's tabletop product has been experimenting heavily with how it delivers cards to its playerbase, with the end result being a much more varied offering of booster packs, starter decks, and other options
You can never expect Gwent to boast the complexity of other card games, but there's still a lot of depth here
Everything you learned above still applies