Games like Wasteland 2: Director's Cut
Games like Wasteland 2: Director's Cut include Fallout 4, Shadowrun Returns, Fallout: A Post Nuclear Role Playing Game, Encased: A Sci-Fi Post-Apocalyptic RPG, and ATOM RPG: Post-apocalyptic indie game. We matched them by the tags players give Wasteland 2: Director's Cut on Steam (RPG, Post-apocalyptic, Turn-Based, Strategy, and Tactical): closest matches first, and among equally close ones the better-known games.

Fallout 4
Shared: Post-apocalyptic · RPG · Open World

Shadowrun Returns
Shared: RPG · Turn-Based · Strategy

Fallout: A Post Nuclear Role Playing Game
Shared: RPG · Post-apocalyptic · Turn-Based

Encased: A Sci-Fi Post-Apocalyptic RPG
Shared: RPG · Post-apocalyptic · CRPG

ATOM RPG: Post-apocalyptic indie game
Shared: Turn-Based · RPG · CRPG

UnderRail
Shared: RPG · Post-apocalyptic · Turn-Based

Fallout: New Vegas
Shared: RPG · Post-apocalyptic · Open World

Fallout Tactics: Brotherhood of Steel
Shared: RPG · Post-apocalyptic · Turn-Based

Fallout 2: A Post Nuclear Role Playing Game
Shared: RPG · Post-apocalyptic · Turn-Based

XCOM 2
Shared: Strategy · RPG · Tactical

Divinity: Original Sin (Classic)
Shared: RPG · Turn-Based · Strategy

Mutant Year Zero: Road to Eden
Shared: RPG · Strategy · Post-apocalyptic

Shadowrun: Dragonfall - Director's Cut
Shared: RPG · Turn-Based · Strategy

Blackguards
Shared: RPG · Turn-Based · Strategy

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: Post-apocalyptic · RPG · Open World

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

Hard West
Shared: RPG · Strategy · Turn-Based

The Last Spell
Shared: RPG · Strategy · Tactical

XCOM: Enemy Unknown
Shared: Strategy · Tactical · Turn-Based

Wandering Sword
Shared: RPG · Turn-Based · Open World

Shadowrun: Hong Kong - Extended Edition
Shared: RPG · Turn-Based · Strategy

ENDLESS Legend™
Shared: Strategy · Turn-Based · RPG

Divinity: Original Sin - Enhanced Edition
Shared: RPG · Turn-Based · Strategy

Battle Brothers
Shared: RPG · Strategy · Tactical