Top chase cards in 151 include Charizard ex SIR, Blastoise ex SIR, Venusaur ex SIR and the Zapdos ex SIR
hexproof prevents you from being the target of spells or abilities, and attacking is none of those
On the walker side, Sorin Ravenous Neonate packs a punch, too
While it seemed like this card was feeding off a small group of buyers hyping it up, its continued price rise proves that it's here to stay

Academy Rector Ajani's Aid Alabaster Dragon Analyze the Pollen Angel of Fury Angrath's Fury Antique Collector Archangel's Light Ashiok's Forerunner Assemble from Parts Auditore Ambush Barishi Basri's Aegis Beacon of Unrest Blightsteel Colossus Blood Speaker Boseiju Reaches Skyward Buried Alive Burning-Rune Demon Call the Mountain Chocobo Campfire Cathartic Parting Chandra's Firemaw Chandra's Flame Wave Chandra's Outburst Clay-Fired Bricks Corpse Connoisseur Cynical Loner Dark Petition Dark Supplicant Darksteel Colossus Deep Reconnaissance Delivery Moogle Demonic Counsel Devious Cover-Up Diligent Farmhand Dina's Guidance Disciples of Gix Domri's Nodorog Dovin's Dismissal Dread Ecological Appreciation Elemental Teachings Elixir Elixir of Immortality Elspeth's Devotee Elvish Soultiller Enhanced Surveillance Entomb Eternal Dragon Ethereal Elk Everbark Shaman Evolution Charm Fang-Druid Summoner Far Wanderings Feldon's Cane Feral Deathgorger Final Parting Finale of Revelation Flagstones of Trokair Fork in the Road From Father to Son Frostpyre Arcanist Gaea's Blessing Garruk's Warsteed Garruk, the Veil-Cursed Ghostly Castigator Gideon's Battle Cry Gideon's Resolve Gifts Ungiven Goblin Engineer

Just as a little bonus, its ultimate ability is also pure value, giving you an emblem that turns the lands in your hand into flashback-versions of the spells in your graveyard, cause why not