Games like DEFENDit - Machinegun
Games like DEFENDit - Machinegun include Banana, Bloons TD 6, Plants vs. Zombies GOTY Edition, MUSYNX, and Redmatch 2. We matched them by the tags players give DEFENDit - Machinegun on Steam (Casual, Free to Play, Indie, Arcade, and Tower Defense): closest matches first, and among equally close ones the better-known games.

Banana
Shared: Free to Play · Casual · Singleplayer

Bloons TD 6
Shared: Tower Defense · Casual · Singleplayer

Plants vs. Zombies GOTY Edition
Shared: Casual · Tower Defense · Singleplayer

MUSYNX
Shared: Casual · Indie · Arcade

Redmatch 2
Shared: Free to Play · Arena Shooter · 3D

The WereCleaner
Shared: Casual · Arcade · Free to Play

There Is No Game: Jam Edition 2015
Shared: Free to Play · Casual · Indie

Bongo Cat
Shared: Free to Play · Casual · Indie

Brawlhalla
Shared: Free to Play · Casual · Free To Play

Where Winds Meet
Shared: Free to Play · Singleplayer · Casual

The Sims™ 4
Shared: Free to Play · Casual · Singleplayer

OMFG: One Million Fatal Guns
Shared: Free to Play · Arcade · Arena Shooter

TBH: Task Bar Hero
Shared: Free to Play · Indie · Casual

A Dance of Fire and Ice
Shared: Indie · Arcade · Casual

Bro Falls
Shared: Casual · Family Friendly · Free to Play

Donut County
Shared: Casual · Indie · Family Friendly

Coloring Voxels
Shared: Casual · Free to Play · Indie

Golf With Your Friends
Shared: Casual · Indie · Family Friendly

Peggle Deluxe
Shared: Casual · Arcade · Singleplayer

Outpost
Shared: Free to Play · Indie · Tower Defense

垃圾桶军团
Shared: Casual · Tower Defense · Free to Play

Timberman
Shared: Casual · Indie · Arcade

Asphalt Legends
Shared: Free to Play · Arcade · 3D

We Become What We Behold [Fan-Made Port]
Shared: Free to Play · Casual · Indie