The update for Mounts of Mayhem (1.21.11) is here! This is a HUGE update with a lot of additions. Please read the whole log if you feel so inclined.

Additions:

Sounds for the Vault:

• Activate
• Deactivate
• Eject Item
• Close Shutter
• Open Shutter
• Insert Item
• Reject Item
• Reject Rewarded Player

Sounds for Chests:

• Regular
• Ender Chest
• Copper

Sounds for Nether/End Portals:

• Trigger
• Travel
• End Portal Spawn

Sound for the Challenge Complete toast.

Sounds for End Flashes.

Sounds for various ambiences (vanilla sounds are retained):

• Underwater additions
• Basalt Deltas additions
• Crimson Forest additions
• Nether Wastes additions
• Soul Sand Valley additions
• Warped Forest additions

Sounds for the Zombie Horse:

• Idle
• Hurt
• Death

Sounds for the Nautilus, Baby, and Zautilus:

• Idle
• Hurt
• Death
• Eat
• Dash
• Dash Ready
• Equip Armor
• Unequip Armor
• Equip Saddle
• Equip Saddle Underwater
• Unequip Saddle

Sounds for Trident:

• Throw

Sounds for Crossbow (everything but QC3 is time stretched, I couldn't think of anything else):

• Load
• Quick Charge 1
• Quick Charge 2
• Quick Charge 3

Sounds for Spear:

• Charge
• Charge Wood
• Jab
• Jab Wood
• Hit
• Hit Wood
• Lunge 1
• Lunge 2
• Lunge 3

Sounds for the Camel Husk:

• Idle
• Hurt
• Death
• Dash
• Dash Ready
• Eat

Sounds for the Camel:

• Dash
• Dash Ready

Sounds for the Parched:

• Idle
• Hurt
• Death

Additional sounds for mobs eating:

• Armadillo
• Camel
• Dolphin
• Donkey
• Fox
• Goat
• Screaming Goat
• Llama
• Mooshroom
• Mule
• Sniffer
• Strider

Sounds for equipping and removing horse armor and saddles

Adjustments:

• Moved certain existing sounds to different locations
• Renamed some sounds internally
• trident_riptide was replaced with enchant1 from the Enchanting Table, as it was the same sound
• Removed Sword sound strong because it was a dupe of crit

Fixes:

• The fourth sound for turning book pages should play now, as it wasn't registered before
• Actually removed both the wolf armor sounds due to being dupes of leather and generic