Games like Whimsical Heroes
Games like Whimsical Heroes include Mewgenics, Legends of Kingdom Rush, The Last Spell, Inkbound, and Fell Seal: Arbiter's Mark. We matched them by the tags players give Whimsical Heroes on Steam (Turn-Based Tactics, Turn-Based Strategy, Tactical RPG, Roguelite, and Strategy RPG): closest matches first, and among equally close ones the better-known games.

Mewgenics
Shared: Turn-Based Tactics · Roguelite · Turn-Based Strategy

Legends of Kingdom Rush
Shared: Turn-Based Tactics · Turn-Based Strategy · Tactical RPG

The Last Spell
Shared: Turn-Based Strategy · Turn-Based Tactics · RPG

Inkbound
Shared: Turn-Based Tactics · Tactical RPG · Roguelite

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

Jagged Alliance 3
Shared: Turn-Based Tactics · Turn-Based Strategy · Tactical RPG

Lost Eidolons: Veil of the Witch
Shared: Turn-Based Tactics · Turn-Based Strategy · Roguelite

TROUBLESHOOTER: Abandoned Children
Shared: Turn-Based Tactics · Tactical RPG · Turn-Based Strategy

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

The Banner Saga
Shared: Tactical RPG · Turn-Based Strategy · Strategy RPG

Marvels Midnight Suns Digital Edition
Shared: Turn-Based Tactics · Turn-Based Strategy · Tactical RPG

Monster Train
Shared: Roguelite · Turn-Based Tactics · Turn-Based Strategy

Pathway
Shared: Turn-Based Tactics · Strategy RPG · Tactical RPG

Banner of the Maid
Shared: Turn-Based Strategy · Turn-Based Tactics · Tactical RPG

Battle Brothers
Shared: Turn-Based Strategy · Turn-Based Tactics · RPG

Prime of Flames
Shared: Turn-Based Tactics · Strategy RPG · Roguelite

FINAL FANTASY TACTICS - The Ivalice Chronicles
Shared: Turn-Based Tactics · Turn-Based Strategy · Tactical RPG

Tactical Breach Wizards
Shared: Turn-Based Tactics · Turn-Based Strategy · Tactical RPG

Warhammer 40,000: Chaos Gate - Daemonhunters
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy RPG

King Arthur: Knight's Tale
Shared: Turn-Based Tactics · Tactical RPG · RPG

Demeo
Shared: Turn-Based Tactics · Turn-Based Strategy · Tactical RPG

Darkest Dungeon® II
Shared: Turn-Based Tactics · Roguelite · Roguelike

Swords and Sandals Immortals
Shared: Turn-Based Tactics · Tactical RPG · Turn-Based Strategy

Symphony of War: The Nephilim Saga
Shared: Tactical RPG · Turn-Based Strategy · RPG