Games like Step Slash
Games like Step Slash include The Last Spell, Kingdom Rush - Tower Defense, Your Only Move Is HUSTLE, Total War: WARHAMMER II, and Into the Breach. We matched them by the tags players give Step Slash on Steam (Strategy, Turn-Based Strategy, 2D, Pixel Graphics, and Fantasy): closest matches first, and among equally close ones the better-known games.

The Last Spell
Shared: Strategy · Turn-Based Strategy · Singleplayer

Kingdom Rush - Tower Defense
Shared: Strategy · 2D · Fantasy

Your Only Move Is HUSTLE
Shared: Turn-Based Strategy · Strategy · Pixel Graphics

Total War: WARHAMMER II
Shared: Strategy · Turn-Based Strategy · Fantasy

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

Kingdom Rush Origins - Tower Defense
Shared: Strategy · 2D · Singleplayer

Total War: WARHAMMER III
Shared: Strategy · Turn-Based Strategy · Fantasy

Banana
Shared: 2D · Singleplayer · Strategy

Monster Sanctuary
Shared: Pixel Graphics · Fantasy · Turn-Based Combat

The Escapists
Shared: Strategy · Pixel Graphics · 2D

Hero's Hour
Shared: Strategy · Pixel Graphics · Turn-Based Strategy

Vampire Survivors
Shared: Pixel Graphics · 2D · Singleplayer

The Heroic Legend of Eagarlnia
Shared: Turn-Based Strategy · Strategy · 2D

King's Bounty II
Shared: Strategy · Turn-Based Strategy · Fantasy

Kingdom Rush 5: Alliance TD
Shared: Strategy · 2D · Fantasy

XCOM®: Chimera Squad
Shared: Strategy · Turn-Based Strategy · Singleplayer

Battle Brothers
Shared: Strategy · Turn-Based Strategy · Turn-Based Combat

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

Kingdom Rush Frontiers - Tower Defense
Shared: Strategy · 2D · Fantasy

Songs of Conquest
Shared: Turn-Based Strategy · Fantasy · Strategy

Stoneshard
Shared: Strategy · Pixel Graphics · 2D

Jagged Alliance 3
Shared: Strategy · Turn-Based Strategy · Turn-Based Combat

Braveland
Shared: Turn-Based Strategy · Strategy · Fantasy

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