Games like Boss Defiance - Heroic Edition
Games like Boss Defiance - Heroic Edition include Broforce, Overcooked! 2, Gang Beasts, Duck Game, and Stick Fight: The Game. We matched them by the tags players give Boss Defiance - Heroic Edition on Steam (Indie, Action, 4 Player Local, Local Co-Op, and Funny): closest matches first, and among equally close ones the better-known games.

Broforce
Shared: Action · Co-op · Indie

Overcooked! 2
Shared: Local Co-Op · Co-op · 4 Player Local

Gang Beasts
Shared: Action · Co-op · Funny

Duck Game
Shared: Action · Funny · 4 Player Local

Stick Fight: The Game
Shared: Action · Funny · 4 Player Local

Move or Die
Shared: Action · Funny · Indie

Pummel Party
Shared: 4 Player Local · Funny · Co-op

Human Fall Flat
Shared: Co-op · Funny · Action

Overcooked
Shared: Indie · Local Co-Op · Co-op

Castle Crashers®
Shared: Co-op · 4 Player Local · Funny

Crawl
Shared: 4 Player Local · Indie · Local Multiplayer

TowerFall Ascension
Shared: Indie · Action · Local Multiplayer

Bopl Battle
Shared: 4 Player Local · Action · Funny

Magicka
Shared: Action · Co-op · Funny

Mother Russia Bleeds
Shared: Action · Indie · Gore

Lovers in a Dangerous Spacetime
Shared: 4 Player Local · Local Co-Op · Co-op

SpeedRunners
Shared: Indie · Local Multiplayer · Action

Moving Out
Shared: Action · Indie · Co-op

Full Metal Furies
Shared: Action · Indie · Co-op

BattleBlock Theater®
Shared: Co-op · Funny · Local Co-Op

Ultimate Chicken Horse
Shared: Local Co-Op · Funny · 4 Player Local

Rhythm Doctor
Shared: Indie · Action · Local Co-Op

Unrailed!
Shared: Co-op · Local Co-Op · Action

Party Animals
Shared: Funny · Co-op · Action