Games like Doodle TD 2
Games like Doodle TD 2 include Vampire Survivors, Plants vs. Zombies GOTY Edition, Bloons TD 6, Balatro, and Megabonk. We matched them by the tags players give Doodle TD 2 on Steam (Strategy, Casual, Tower Defense, Singleplayer, and Point & Click): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Singleplayer

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

Bloons TD 6
Shared: Strategy · Tower Defense · Singleplayer

Balatro
Shared: Strategy · Roguelike · Singleplayer

Megabonk
Shared: Roguelike · Action Roguelike · Roguelite

Kingdom Rush - Tower Defense
Shared: Strategy · Tower Defense · Singleplayer

Brotato
Shared: Singleplayer · Roguelike · Action Roguelike

Rocket Rats
Shared: Casual · Action Roguelike · Singleplayer

Rogue Tower
Shared: Strategy · Tower Defense · Casual

Kingdom Rush Frontiers - Tower Defense
Shared: Strategy · Tower Defense · Singleplayer

Death Must Die
Shared: Action Roguelike · Bullet Hell · Roguelite

Bloons TD 5
Shared: Strategy · Tower Defense · Casual

Necrosmith
Shared: Tower Defense · Strategy · Action Roguelike

RACCOIN: Coin Pusher Roguelike
Shared: Strategy · Casual · Roguelike

Kingdom Rush Origins - Tower Defense
Shared: Strategy · Tower Defense · Singleplayer

Skul: The Hero Slayer
Shared: Action Roguelike · Roguelike · Singleplayer

Dead Cells
Shared: Roguelike · Action Roguelike · Roguelite

Cluckmech Oasis
Shared: Strategy · Tower Defense · Roguelike

Halls of Torment
Shared: Action Roguelike · Bullet Hell · Roguelite

Seraph's Last Stand
Shared: Casual · Action Roguelike · Bullet Hell

Tangy TD
Shared: Strategy · Tower Defense · Singleplayer

Ballionaire
Shared: Casual · Singleplayer · Strategy

Asgard's Fall — Viking Survivors
Shared: Casual · Action Roguelike · Bullet Hell

BALL x PIT
Shared: Roguelike · Roguelite · Bullet Hell