Games like Greed Knights
Games like Greed Knights include Firestone – Idle Clicker Online RPG, Dragon Cliff, Idle Champions of the Forgotten Realms, Your Chronicle, and Melvor Idle. We matched them by the tags players give Greed Knights on Steam (Casual, RPG, Auto Battler, Dungeon Crawler, and 2D): closest matches first, and among equally close ones the better-known games.

Firestone – Idle Clicker Online RPG
Shared: Auto Battler · RPG · PvE

Dragon Cliff
Shared: RPG · Casual · Pixel Graphics

Idle Champions of the Forgotten Realms
Shared: Fantasy · RPG · Casual

Your Chronicle
Shared: RPG · Auto Battler · Idler

Melvor Idle
Shared: RPG · Casual · 2D

DAVE THE DIVER
Shared: Casual · Pixel Graphics · RPG

Touhou Mystia's Izakaya
Shared: Casual · RPG · Pixel Graphics

Stoneshard
Shared: RPG · Pixel Graphics · 2D

Cookie Clicker
Shared: Casual · Pixel Graphics · Idler

Horripilant
Shared: Casual · Pixel Graphics · Dungeon Crawler

DELTARUNE
Shared: RPG · Pixel Graphics · 2D

Cauldron
Shared: Casual · Auto Battler · Pixel Graphics

Vampire Survivors
Shared: Pixel Graphics · 2D · Casual

Stardew Valley
Shared: RPG · Pixel Graphics · Casual

Graveyard Keeper
Shared: RPG · Pixel Graphics · Medieval

Slice & Dice
Shared: Casual · Dungeon Crawler · RPG

Zero Stress King: Idle Defense
Shared: Auto Battler · Casual · 2D

Trove
Shared: Pixel Graphics · RPG · Fantasy

Hero Tale
Shared: RPG · Auto Battler · Dungeon Crawler

UnderMine
Shared: RPG · Dungeon Crawler · Pixel Graphics