The details and screenshots can be found below, via Spike Chunsoft.
For more on Shiren The Wanderer, check out James' review, in which he called the game "a strong contender for the best in the series".
Spike Chunsoft, Inc. today announced Roguelike RPG Shiren the Wanderer: The Mystery Dungeon of Serpentcoil Island for Nintendo Switch™ has received a second free content update. The update which is available now adds several new features including playable character, Tatsumi Shiren, and more dungeon floors for deeper exploration.
New Features Added
1. Play Using "Tatsumi Shiren"
Tatsumi Shiren, a combination of Tatsumi from the main game and Shiren, can now be selected as a playable character in the Sacred Tree trials. Tatsumi Shiren makes their exclusive debut in this latest free content update.
Tatsumi Shiren
Tatsumi Shiren is a combination of Tatsumi and Shiren. While unable to equip anything, Tatsumi Shiren can unleash special attacks by expending Fullness.
*The Tatsumi Shiren form can be used in the Sacred Tree trials only after clearing the Cavern of Suiryu dungeon.
2. Increased Dungeon Floor Count
In Sacred Tree mode, the following dungeons will have more floors, offering a greater challenge and more opportunities for exploration.
Dungeons with Added Floors
Kiki Island: 25F → 99F
Training Path of Inference: 20F → 50F
Training Path of Extra Inference: 20F → 50F
Peach Dungeon: 20F → 99F
Sumo Dungeon: 20F → 99F
Cat-Ching’s Divine Will: 10F → 99F
Trapper’s Secret Path: 20F → 99F
Training Path of Gimmicks: 20F → 50F
Training Path of Shopping: 40F → 99F
Behemoth Rush: 30F → 99F
Sacred Ocean Tunnel: 15F → 99F
Domain of Staves and Scrolls: 20F → 50F
Isle of the Mighty: 50F → 99F
*Can only be selected for dungeons that have been cleared.
3. Basic Training Mode Added
A "Basic Training" mode has been added to the Monster Dojo. In this mode, you can learn the basics of dungeon navigation. Starting with a predetermined set of items and enemy placements, you'll practice techniques to help you reach the stairs.
*Basic Training mode can be used after unlocking the Monster Dojo.
4. New Threat Alert
The new 'Threat Alert' warns you when you are about to be knocked out by taking damage equal to or greater than the amount you just received. You can turn the "Threat Alert" feature on or off in the game settings.
5. Balance Adjustments and Other Improvements Added