Counterfeits often have an overly shiny holographic with a different pattern (lines instead of stars) or a reflection that does not change naturally with the viewing angle
I really like Hunters Insight out of the bunch
The biggest gains have come from first-edition, mint-condition cards from the late 1990s , especially iconic characters like Charizard, Pikachu Illustrator, and limited promotional cards
Limit Over Collection "The Heroes" set
Luckily, theres a clear upgrade path to Animated Army, with tons of great artifacts and enchantments worth weaving in, as well as a smarter ramp system
Otherwise you usually use mass land destruction as a disruption tool, or a setup for another play