Soul Bargainer
Warlock Minion (E)
Whenever you discard a card put a random Warlock card into your hand.
4/4

Varimathras
Warlock Minion (L)
Whenever a friendly character attacks and kills an enemy minion, summon a copy of that minion.
[Demon]
7/9

Peacekeeper
Warrior Weapon (C)
Whenever you attack a minion and it survives, summon a 1/1 minion with Taunt.
4/2

The Executioner
Warrior Weapon (R)
You can't attack heroes.
13/1

Berserker's Blade (3)
Warrior Weapon (E)
2/2
Whenever a minion takes damage, gain +1 Attack.

Odyn's Fury
Warrior Weapon (L)
Battlecry: Equip Helya's Wrath. Switch between the two with each attack.
Windfury. Whenever your hero attacks, deal 1 damage to each minion.
3/2

Helya's Wrath
Warrior Weapon (L)
Switch between this and Odyn's Fury with each attack.
Windfury.
5/2

Holy Avenger
Neutral Minion (C)
Divine Shield
4/4

Molten Sentinel (4)
Neutral Minion (R)
2/4
Deathrattle: Summon a 5/1 Magma Rager.

Magma Ragest
Neutral Minion (E)
Whenever you play a minion with 1 Health, it gets +5 Attack.
5/1

Enforcer Falseheart

Neutral Minion (L)
3/6
Battlecry: Replace your opponent's starting Hero Power with a worse one.

Druid: Gain +1 Attack this turn.
Hunter: Deal 1 damage to your opponent.
Mage: Deal 1 damage to a random enemy.
Paladin: Add a Silver Hand Recruit to your hand.
Priest: Restore 1 health.
Rogue: Equip a 1/1 weapon.
Shaman: Summon a random totem. Overload (1).
Warlock: Draw a card and take 3 damage.
Warrior: Gain 1 Armor.

Or regular Hero Powers if the opponent played Justicar.

This is probably unfun.

Horn of Cenarius (4)
Druid Spell (C)
Choose One - Summon two 2/2 Treants with Taunt; or Draw 2 cards.

Holy crap do I wish that was real.

Call of the Grove
Druid Spell (R)
A friendly minion gains "Deathrattle: Summon three 2/2 treants."

Sacred Moonkin
Druid Minion (E)
Inspire: Each player draws a card.
[Beast]
5/5

Oben Rageclaw
Druid Minion (L)
Whenever you gain a Mana Crystal, friendly minions get +1/+1.
3/3

Ambush (2)
Hunter Spell (C)
Secret. When a friendly minion is attacked, give it +3/+3.

Needs to be named thirsty blade.

Waylay
Hunter Spell (R)
Secret. Whenever a friendly minion deals damage it also damages the minions next to whomever he attacks.

The friendly minion is never attacking for that trigger.

Counter Shot
Hunter Spell (E)
Secret. Whenever the enemy casts a spell, add a random Hunter spell to your hand. It costs (0).

Niala Nightwalker (5)
Hunter Minion (L)
3/4
Battlecry: Put two random Hunter Secrets onto the battlefield.

Dalaran Tutor
Mage Minion (C)
You are 50% more likely to draw a spell from your deck.
1/3