Games like Panzer Deck
Games like Panzer Deck include Monster Train, Inscryption, Slay the Spire 2, Into the Breach, and Mewgenics. We matched them by the tags players give Panzer Deck on Steam (Turn-Based Tactics, Deckbuilding, Puzzle, Roguelite, and Tanks): closest matches first, and among equally close ones the better-known games.

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

Inscryption
Shared: Deckbuilding · Card Game · Puzzle

Slay the Spire 2
Shared: Deckbuilding · Card Game · Strategy

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

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

Balatro
Shared: Deckbuilding · Card Game · Roguelite

Marvels Midnight Suns Digital Edition
Shared: Turn-Based Tactics · Deckbuilding · Card Game

Loop Hero
Shared: Deckbuilding · Roguelite · Resource Management

Slay the Spire
Shared: Deckbuilding · Card Game · Roguelite

Fights in Tight Spaces
Shared: Deckbuilding · Turn-Based Tactics · Strategy

Roguebook
Shared: Deckbuilding · Card Game · Roguelite

StarVaders
Shared: Deckbuilding · Turn-Based Tactics · Roguelite

Warriors of the Nile
Shared: Turn-Based Tactics · Roguelite · Turn-Based Combat

Wildfrost
Shared: Turn-Based Tactics · Deckbuilding · Roguelite

Griftlands
Shared: Deckbuilding · Roguelite · Card Game

FrostBound
Shared: Deckbuilding · Card Game · Turn-Based Tactics

Library Of Ruina
Shared: Deckbuilding · Card Game · Strategy

Warriors of the Nile 2
Shared: Turn-Based Tactics · Deckbuilding · Card Game

9 Kings
Shared: Deckbuilding · Card Game · Strategy

Alina of the Arena
Shared: Turn-Based Tactics · Roguelite · Card Game

As We Descend
Shared: Deckbuilding · Turn-Based Tactics · Card Game

The Legend of Bum-Bo
Shared: Roguelite · Puzzle · Strategy

Dream of Corpse Lady
Shared: Turn-Based Tactics · Card Game · Roguelite

Cross Blitz
Shared: Deckbuilding · Roguelite · Card Game