When it enters the battlefield, each player exiles cards from the top of their library until they exile a nonland card
The answer depends on pricing, pull variance, and display utility
Magic: The Gathering has changed a lot in the last three decades, from the concept of Exiling cards (introduced in 2010 as part of a major rules change) to ditching mana burn (also 2010) to Planeswalkers (2007)
Just to drive home how expensive this could end up being, there's an eBay listing with the current bid at $905
collector value drives demand Collector value: Typically $20-$80 per card Alternative Art cards are the same card in terms of game text and statistics but feature artwork completely different from both the standard and Secret Rare versions
The green version has three modes, but realistically about five different effects here: land tutoring/ramp, instant-speed bite spell, artifact removal, enchantment removal, and adding a +1/+1 counter