The new shamen deck looks something like this

Decklist
Spirit Claws x2
Tunnel Trogg x2
Jade Lightning x2
Bloodmage Thalnos 1x
Flametongue Totem x2
Maelstrom Portal x2
Totem Golem x2
Jade Claws x2
Hex x2
Lightning Storm x1
Flamewreathed Faceless x1
Mana Tide Totem x1
Jinyu waterspeaker x2
Azure Drake x2
Jade Spirit x2
Thing from Below x2
Ava Blackpaw x1
Jade Chieftain x2

mulligan.txt

// - A L L --------------------------------------
// 1-DROP
// Tunnel Trogg
hold;shaman;all;LOE_018

// 2-DROP
// Spirit Claws
hold;shaman;all;KAR_063:1
// 1x Bloodmage Thalnos + Spirit Claws
hold;shaman;all;EX1_012:1:KAR_063
// 1x Kobold Geomancer + Spirit Claws
hold;shaman;all;CS2_142:1:KAR_063

// 1x Totem Golem
hold;shaman;all;AT_052:1
// 2x Totem Golem + 1-Drop + coin
hold;shaman;all;AT_052:2:LOE_018;coin
// 1x Flametongue Totem + 2x Tunnel Trogg + coin
hold;shaman;all;EX1_565:1:LOE_018,2,2;coin

// - D R U I D ----------------------------------
// 2-DROP
// Jade Claws
hold;shaman;druid;CFM_717:1

// 3-DROP
// Mana Tide Totem
hold;shaman;druid;EX1_575:

// - H U N T E R --------------------------------
// 2-DROP
// Jade Claws
hold;shaman;druid;CFM_717:1
// Discard Jade claws when you have Spirit Claws
discard;shaman;druid;CFM_717:2:KAR_063
// - M A G E ------------------------------------
// 2-DROP
// Jade Claws
hold;shaman;mage;CFM_717:1

// 3-DROP
// Mana Tide Totem
hold;shaman;mage;EX1_575:1

// - P A L A D I N ------------------------------
// 3-DROP
// Mana Tide Totem
hold;shaman;pala;EX1_575:1

// 4-DROP
// Jade Spirit
hold;shaman;pala;CFM_715:1

// - P R I E S T --------------------------------
// Jade Claws
hold;shaman;priest;CFM_717:1
// Discard Jade claws when you have Spirit Claws
discard;shaman;priest;CFM_717:2:KAR_063

// - R O G U E ----------------------------------

// 2-DROP
// Jade Claws
hold;shaman;thief;CFM_717:1

// 3-DROP
// Lightning Storm
hold;shaman;thief;EX1_259:1
// Hex
hold;shaman;thief;EX1_246:1

// - S H A M A N --------------------------------
// 1-DROP
// 1x Lightning Bolt + Tunnel Trogg
hold;shaman;shaman;EX1_238:1:LOE_018

// 2-DROP
// 1x Bloodmage Thalnos + Spirit Claws
hold;shaman;shaman;EX1_012:1:KAR_063
// Jade Claws
hold;shaman;shaman;CFM_717:1
// Discard Jade claws when you have Spirit Claws
discard;shaman;shaman;CFM_717:2:KAR_063

// 3-DROP
// 1x Lightning Storm + 1-drop + coin
hold;shaman;shaman;EX1_259:1:LOE_018;coin
// 1x Lightning Storm + Tunnel Trogg + Totem Golem
hold;shaman;shaman;EX1_259:1:LOE_018+AT_052

// - W A R L O C K ------------------------------
// 3-DROP
// Hex
hold;shaman;warlock;EX1_246:1
// Mana Tide Totem
hold;shaman;warlock;EX1_575:1

// 3-DROP
// 1x Lightning Storm + 1-drop + coin
hold;shaman;warlock;EX1_259:1:LOE_018;coin
// 1x Lightning Storm + Tunnel Trogg + Totem Golem
hold;shaman;warlock;EX1_259:1:LOE_018+AT_052

// - W A R R I O R ------------------------------
// 2-DROP
// 1x Maelstrom Portal
hold;shaman;warrior;KAR_073:1

// 3-DROP
// 1x Lightning Storm + 1-drop + coin
hold;shaman;warrior;EX1_259:1:LOE_018;coin
// 1x Lightning Storm + Tunnel Trogg + Totem Golem
hold;shaman;warrior;EX1_259:1:LOE_018+AT_052

settings.txt


enfacehp = 29; //hp of enemy when your hero is allowed to attack the enemy face with his weapon
maxwide = 6700; //number of boards which are taken to the next deep-lvl where another move may be added to them
twotsamount = 1300; //number of boards where the next turn is simulated
simEnemySecondTurn = true; //simulate a 2nd enemy turn (might have been removed?)
playarround = false; //play around some enemy aoe spells?
playaroundprob = 50; //probability where the enemy plays the aoe spell but your minions are forced to survive
playaroundprob2 = 80; //probability where the enemy plays the aoe spell and your minions can die!
enemyTurnMaxWide = 40; //boards calculated in enemy first turn in first AI step (lower than enemySecondTurnMaxWide)
enemyTurnMaxWideSecondTime = 260; //boards calculated in enemys-first-turn BUT in the second AI step (higher than enemyTurnMaxWide)
enemySecondTurnMaxWide = 26; //number of enemy boards calculated in enemys second TURN (might have been removed?)
nextTurnDeep = 6; //maximum deep-lvls (total moves) in your second turn (recommended = dont touch this)
nextTurnMaxWide = 26; //maximum boards calculated in one second turn deep-lvl
nextTurnTotalBoards = 260; //maximum boards calculated in second turn simulation
useSecretsPlayArround = true; //try to play around enemy secrets
alpha = 50; //weight in % of your 2nd turn vs your 1st (0<= alpha <= 100) eg. 30 = 30% 2nd turn result + 70% first turn result
simulatePlacement = true; //simulate all placements for direwolfalpha/flametongue/defenderofargus
behave = control; //select the behavior of the ai: control, rush, face (new) or mana (very experimental, dont use that :D)


// everything below is recommended to only be in your base settings.txt because they are personal choices
// some may purposefully not reload with auto-config-switching
// deck builders please start omitting these from your deck specific settings

useExternalProcess = true; //use silver.exe for calculations, a lot faster than turning it off (recommended = true)
concedeOnBadBoard = false; //concede if the enemy board is too good (recommended = false)
//concedeOnBoardValue = -900 //concedeOnBadBoard will trigger if our best board is lower value than this (recommended = dont touch this)
speed = false; //set this true to support sending multiple actions to bot (currently buggy so forced false)
useNetwork = false; //use networking to communicate with silver.exe instead of a file (experimental, likely to fail after some time)
netAddress = 127.0.0.1; //network address where silver.exe is running (127.0.0.1 = this computer)
tcpPort = 14804; //tcp port to connect on

Dres Jade-Midrange-Shaman has now a 47% wr on rank 20, seems hard now with the nerfs.