Having already received a couple of them, I can confirm that Shogakukan themselves also made the same claims as the Japanese Pokmon website about each winner receiving 100 of their design and each runner-up being awarded a jumbo card with their design on
Gyarados [Holo] #19 (Pokemon Stormfront | Pokemon Cards) prices are based on the historic sales

Amaranthine Wall Avacyn's Memorial Barbed Servitor Bladed Battle-Fan Blightsteel Colossus Blitzwing, Adaptive Assailant Caduceus, Staff of Hermes Captain America's Shield Celebr-8000 Celestial Armor Colossus of Akros Creepy Doll Darkmoss Bridge Darksteel Axe Darksteel Brute Darksteel Citadel Darksteel Colossus Darksteel Forge Darksteel Gargoyle Darksteel Garrison Darksteel Ingot Darksteel Juggernaut Darksteel Monolith Darksteel Myr Darksteel Pendant Darksteel Plate Darksteel Reactor Darksteel Relic Darksteel Sentinel Diamond Pick-Axe Drossforge Bridge Eater of Virtue Eldrazi Monument Endurance Bobblehead Giggling Skitterspike Goldmire Bridge Hammer of Nazahn Hammer of Nazahn Iconic Shield Inspirit, Flagship Vessel Kaldra Compleat Krang, Utrom Warlord Lotus Ring Manhole Cover Manor Gargoyle Mistvault Bridge Mithril Coat Monument to Perfection Myr Matrix Necron Monolith Nutrient Block Paladin Danse, Steel Maverick Razortide Bridge Rustvale Bridge Salvation Colossus Shadowspear Shadowspear Shield of Kaldra Shuri's Fabricator Silverbluff Bridge Skyclave Relic Slagwoods Bridge Soul of New Phyrexia Sparkhunter Masticore Stolen Stark Tech Stuffy Doll Super-Adaptoid Tanglepool Bridge That Which Was Taken The Book of Vile Darkness The Fire Nation Drill The Mind Stone

Sandile has the following attacks: Bite - 20 damage
Misconception #2: Between frequent Masters sets reprints and the fast-moving metagame, you should avoid buying cards from Moderns top tier unless you absolutely need them
I have not really bothered because it initially seemed obvious - fast formats mean slower cards and those that don't affect tempo get less work done and have higher risk