BG Card Database

All Anomalies in Hearthstone Battlegrounds

Anomalies are match-wide rule changes selected at the start of every Battlegrounds lobby — they reshape which builds, tribes, and pacing patterns are viable for that game. Browse all 31 anomalies in Season 13 below — Match-modifying rules with full effect descriptions. Click any card for full details.

A Faire Reward

Anomaly·0/0·Discover

Instead of a minion, Triple Rewards Discover a Tier 1 Darkmoon Prize. (Improves in 4 turns!)

All Bottled Up

Anomaly·0/0·Start of Turn

At the start of each turn, get a Portal in a Bottle.

Audience's Choice

Anomaly·0/0·Start of Turn

At the start of each turn, one player chooses a card for ALL players to get at end of turn.

Boon of Chronum

You get an extra Chronum at each Timewarp.

Bring Home the Bacon

Start with two upgrading 'Piggy Banks'. Break them open to gain Gold!

Bring in the Buddies

Buddies are in the Tavern.

Buddies

Buddies are in this game!

Cosmic Duality

Anomaly·0/0·Discover

At the start of the game, Discover a second Hero Power.

Darkmoon Faire Prizes

Anomaly·0/0·Discover

Every 4 turns, Discover a Darkmoon Faire Prize. (3 turns left!)

Double Header

The first time you buy a card each turn, get an extra copy of it.

Eleventh Hour

The first time your hero takes fatal damage in combat, prevent it and gain 11 Gold next turn instead.

False Idols

You only need 2 copies of a minion to make it Golden. Golden minions give Tavern Coins instead of Triple Rewards.

Golden Arrow

Every 3 turns, get a Golden Arrow. (3 turns left!)

Golden Friendship

Anomaly·0/0·Pass

Once per game, you can Goldenize and Pass a minion.

Golganneth's Tempest

Anomaly·0/0·Refresh

Minions cost 2 Gold. You cannot Refresh the Tavern. It Refreshes itself after you buy a card.

Grapnel of the Titans

The first minion you buy each turn is free.

Line in the Sand

Start with a Sandy in play.

Major Goldthorn Potion

The Major Timewarp offers 5 Golden minions this game. They do not give Triple Rewards.

Major Waygate

On Turns 8 and 9, visit the Major Timewarp. There is no Minor Timewarp in this game.

Minor Goldthorn Potion

The Minor Timewarp offers 5 Golden minions this game. They do not give Triple Rewards.

Money Match

Start at 10 Gold.

Oathstone's Summoning

Minor Timewarped minions enter the Tavern pool on Turn 7, and Major ones on Turn 10.

Perfected Alchemy

Start with a Goldenizer.

Scout's Honor

Start with a Golden Patient Scout in play.

Secrets of Norgannon

Tavern Tier 7 exists. Start with 10 extra Armor.

The Yogg-iseum

Anomaly·0/0·Start of Turn

At the start of each turn, ALL players spin the SAME Wheel of Yogg-Saron.

Treasure Hoard

Anomaly·0/0·Discover

On Turn 7, Discover a Golden Tier 5 minion. (6 turns left!)

Treasure Hoard

Anomaly·0/0·Discover

On Turn 8, Discover a Golden Tier 6 minion. (7 turns left!)

Twisting Hourglass

All 4 Chronum this game can be spent at the Minor Timewarp. Any unspent carries over to the Major Timewarp.

Unforeseen Portal

Visit an extra Timewarp on a random turn this game.

Up-Prizing

Anomaly·0/0·Discover

After you upgrade the Tavern, Discover a Tier 1 Darkmoon Prize. (Improves in 3 turns!)