Zacama is just an all-around nasty creature, but Gishath lets you dig through the top few cards of your deck to free-play some dinosaur reinforcements, so the choice is yours, planeswalker
Unfortunately, while the contents of the Final Fantasy Secret Lair was not only heavily sought after, but a great deal reprint-wise, which is rare for Secret Lair, the sale was an absolute disaster, and Scalpers are part of the problem

Scene Box: The Might of Galadriel The Might of Galadriel includes the following cards: Arboreal Alliance Galadriel, Light of Valinor Rally the Galadhrim Galadriels Dismissal Mists of Lorien Galadhrim Brigade Scene Box: Aragorn at Helms Deep Aragorn at Helm's Deep includes the following cards: Anduril, Narsil Reforged Aragorn, Hornburg Hero Legolass Quick Reflexes Gimlis Reckless Might Isengard Unleashed Rohirrim Chargers Scene Box: Gandalf in the Pelennor Fields Gandalf in the Pelennor Fields includes the following cards: Olorins Searing Light Sorcerous Squall Rammas Echor, Ancient Shield Courageous Resolve Gandalf of the Secret Fire Fell Beasts Shriek Scene Box: Flight of the Witch-King Flight of the Witch-King includes the following cards: Call Forth The Tempest Nazgul Battle-Mace Witch-King, Sky Scourge Mordor of the March Fell Beast of Mordor Minas Morgul, Dark Fortress Jumpstart Volume 2 The Lord of the Rings: Tales of Middle-earth Holiday Release products include Jumpstart Vol

Plus, Commune with Dinosaurs is a really strong card, so getting to play it (and making it stronger) is meaningful upside
A lot of the best of the year I looked for were artworks that people immediately felt something