Its ability reads, Whenever a land enters the battlefield under an opponents control, that player exiles the top two cards of their library, and you draw two cards. Were not sure about your playground, but in ours, people like to be able to play Land cards
Then this will let you exile anything else of a creature persuasion that dies
Its main purpose is to fetch an Expedition Map most of the time, but if you decide to run Chalice of the Void in the main deck, you can also grab it for a later turn
To illustrate how big a gulf there is between Shadowless and first edition copies, the former version of this card only commands about $40 in near-mint (NM) condition, while the first edition copy typically sells for somewhere around the market price
You need true reloads, and Experimental Frenzy is the way to go