Copy Artifact can double as a Black Vise to help kill the opponent faster, or can simply copy the opponents best artifact in play, like Jayemdae Tome
This binder handles everything from vintage cards to your latest rare finds perfectly
Final Thoughts So, how much are Pokmon cards worth
The only downside to a cloning strategy (and why its lower on the list) is that it relies on good targets to clone in the first place
There are lots of 0-mana artifacts in the game, like Moxen and Lotus Petal, even Memnite and Ornithopter
However, you won't be able to use fake Magic cards or proxies in competitive events, unless the event says otherwise for price-heavy formats like Vintage, where it's usually allowed to use some proxies to avoid damaging the original cards, as long as you own them