The deck lists for the Gatecrash event decks, "Thrive and Thrash" and "Rally and Rout," have been posted. The most notable inclusion is of [card]Thragtusk[/card], widely considered one of the most influential cards in Standard.

Thrive and Thrash

[deck]Main Deck
2 Evolving Wilds
10 Forest
6 Island
1 Mountain
4 Simic Guildgate
2 Acidic Slime
4 Arbor Elf
3 Borderland Ranger
1 Deadeye Navigator
1 Dungeon Geists
2 Fog Bank
1 Gruul Ragebeast
2 Mist Raven
1 Sphinx of Uthuun
3 Strangleroot Geist
1 Thragtusk
1 Wolfir Silverheart
1 Yeva, Nature's Herald
1 Bramblecrush
4 Farseek
2 Ground Assault
3 Urban Evolution
4 Verdant Haven
Sideboard
4 Dissipate
4 Flames of the Firebrand
2 Naturalize
2 Negate
3 Rancor[/deck]

Rally and Rout

[deck]Main Deck
3 Boros Guildgate
1 Clifftop Retreat
8 Mountain
10 Plains
1 Slayers' Stronghold
1 Ash Zealot
4 Boros Elite
1 Champion of the Parish
4 Doomed Traveler
2 Firefist Striker
2 Lightning Mauler
1 Silverblade Paladin
3 Skyknight Legionnaire
1 Spark Trooper
2 Sunhome Guildmage
1 Thalia, Guardian of Thraben
2 Truefire Paladin
2 Boros Charm
4 Gather the Townsfolk
4 Pillar of Flame
3 Searing Spear
Sideboard
3 Bonds of Faith
3 Electrickery
2 Oblivion Ring
2 Skullcrack
2 Thunderous Wrath
3 War Priest of Thune[/deck]