Queens Sensor core is a must and you can consider some location to provide some variability to your strategy
Ive been looking for a deck to run this Badger Dinosaur, reds answer to Bone Miser, and Jaxis is perfect, giving you a Swiss Army knife selection of various effects you can choose based on the card you discard to Jaxis
With knowledge, you can get the best possible price for a card
Additionally, the grading of a card by professional services can drastically affect its value
Some proxies are simple slips of paper added to a sleeve with a regular Magic card, but you can also order card-like proxies from companies with printing facilitates that allow them to print on paper that resembles genuine playing cards
The card sees plenty of play in EDH, though its very risky to keep losing life from your land in 20-life formats