25.4 Patch Notes

news.blizzard.com:

Reinforcements are on their way to the Battle for Silvermoon in the March of the Lich King Mini-Set: Return to Naxxramas! A new Location, a new Colossal minion, several new Dual-Type minions, and more can be found in this Mini-Set of 38 all-new cards to add to your collection. Get them in March of the Lich King packs, or as a complete 72-card* Mini-Set. Get the normal version in-game for 1500 Runestones or 2000 Gold, or get the all-Golden version for $69.99 or 10,000 Gold. The all-Golden version comes with a bonus Diamond copy of the Thaddius, Monstrosity Legendary minion!

* 4 Legendary cards, 1 Epic card (x2), 17 Rare cards (x2), and 16 Common cards (x2).

Teron Gorefiend (Armor Tier 1)

Teron Gorefiend will be guaranteed in every lobby for two weeks after his launch. Except that, during this initial period and going forward, Teron Gorefiend will not be offered in any lobbies in which neither Undead nor Beasts are in that game’s minion pool.

Mythic Boss Rush is here for action-packed end-game Mercenaries PvE content! At its core, Mythic Boss Rush is like a Zone where all the Bounties are short battles against a series of Bounty Bosses—without any filler, like Points of Interest or regular minion battles. Each day, a new Boss Rush will become available until they reset weekly.

Each Boss Rush consists of 3 Bounty Boss fights and then a final fight of two Bounty Bosses at the same time! The bosses all have random anomaly effects that make them stronger, based on a sliding difficulty setting you can choose for yourself. You earn Renown for each Boss Rush clear, with most of your rewards coming from your first clear, based on the difficulty setting you chose.

In Mythic Boss Rush, Renown can be spent to upgrade your