Games like FlashBoss
Games like FlashBoss include Influent Language Learning Game, XCOM 2, The Last Spell, The World of Kungfu: Dragon and Eagle, and Rocksmith® 2014 Edition REMASTERED LEARN & PLAY. We matched them by the tags players give FlashBoss on Steam (Language Learning, Education, Word Game, Text-Based, and Turn-Based Combat): closest matches first, and among equally close ones the better-known games.

Influent Language Learning Game
Shared: Language Learning · Education · Word Game

XCOM 2
Shared: Turn-Based Combat · Singleplayer · Strategy

The Last Spell
Shared: Turn-Based Combat · Singleplayer · Turn-Based Tactics

The World of Kungfu: Dragon and Eagle
Shared: Turn-Based Combat · Singleplayer · RPG

Rocksmith® 2014 Edition REMASTERED LEARN & PLAY
Shared: Education · Software · Simulation

Learn Japanese To Survive! Hiragana Battle
Shared: Education · Language Learning · Turn-Based Combat

911 Operator
Shared: Singleplayer · Education · Simulation

Monster Sanctuary
Shared: Turn-Based Combat · Singleplayer · Turn-Based Tactics

Darkest Dungeon®
Shared: Turn-Based Combat · Singleplayer · RPG

xiuzhen idle
Shared: Word Game · Text-Based · Indie

Noun Town Language Learning
Shared: Language Learning · Education · Word Game

STAR WARS Zero Company™
Shared: Turn-Based Combat · Singleplayer · Turn-Based Tactics

Quasimorph
Shared: Turn-Based Combat · Singleplayer · RPG

挂机神话
Shared: Word Game · Text-Based · Casual

House Flipper
Shared: Singleplayer · Education · Simulation

Warhammer 40,000: Mechanicus
Shared: Turn-Based Combat · Turn-Based Tactics · Singleplayer

Mewgenics
Shared: Turn-Based Combat · Turn-Based Tactics · RPG

觅长生
Shared: Turn-Based Combat · RPG · Strategy

Electrician Simulator
Shared: Education · Singleplayer · Simulation

Swords and Souls: Neverseen
Shared: Turn-Based Combat · Singleplayer · Indie

Stoneshard
Shared: RPG · Turn-Based Combat · Pixel Graphics

Into the Breach
Shared: Turn-Based Tactics · Strategy · Pixel Graphics

CaseCracker
Shared: Text-Based · Word Game · RPG

Fell Seal: Arbiter's Mark
Shared: Turn-Based Combat · Turn-Based Tactics · RPG