The creature side of the deck focuses on synergizing with Lara Croft, Tomb Raider and the artifacts help keep her protected and a threat in combat so you can attack with her without worry
Think about Deadeye Navigator soulbonded with, say, Peregrine Drake
Regular nonfoils are going to be a buck or two, and maybe the fancier versions can get higher, but theres a lot of sets and a lot of inventory
Face it casual players dont like giving their opponents an advantage
You can also make use of fight effects, but those tend to be far riskier since the opposing creature will also damage yours
The rebels used hexgold to craft special falconer's gloves for Neyali, giving her and her birds matching powers to pound and crush their shared enemy