First strike is great since it affects your creatures ability to survive combat, and its dwarf creature type gives you an incentive to run it in a dwarf deck
That lets you dig through your deck and cast other key pieces that will help you convert tokens into victory
Glarb lends itself well to ramp strategies, considering that youll make your land drops and have a good incentive to play cards that cost 4 or more mana
And finally, the rich get richer with the introduction of a new type of card, Pokmon Tools, specifically the card Rocky Helmet
It's simply in your opponent's best interest to remove him from the table so you aren't casting Ulamog, the Infinite Gyre for 5 mana
The highest rarities include Secret Ultra Rares like Ultra Necrozma-GX and Tapu Lele-GX, which appear in a golden full-art negative design