Games like Alpaca Party
Games like Alpaca Party include Bloons TD 6, Among Us 3D, VRChat, Kingdom Rush - Tower Defense, and UNO. We matched them by the tags players give Alpaca Party on Steam (Casual, Strategy, Tabletop, Strategy RPG, and Dungeon Crawler): closest matches first, and among equally close ones the better-known games.

Bloons TD 6
Shared: Strategy · Casual · Singleplayer

Among Us 3D
Shared: Strategy · Casual · Cartoon

VRChat
Shared: VR · Casual · Multiplayer

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

UNO
Shared: Casual · Tabletop · Strategy

Dota Underlords
Shared: Strategy · Casual · Multiplayer

Liars Bar
Shared: Casual · Tabletop · Multiplayer

Tabletop Simulator
Shared: Tabletop · VR · Strategy

Richman10
Shared: Casual · Strategy · Tabletop

Demonic Mahjong
Shared: Strategy · Casual · Tabletop

Town of Salem
Shared: Strategy · Casual · Multiplayer

Kingdom Rush 5: Alliance TD
Shared: Strategy · Cartoon · Cartoony

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

Chess Ultra
Shared: Strategy · Tabletop · Casual

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

Plants vs. Zombies GOTY Edition
Shared: Strategy · Casual · Singleplayer

Talisman: Digital Classic Edition
Shared: Strategy · Tabletop · Multiplayer

Garry's Mod
Shared: Casual · Multiplayer · First-Person

Plague Inc: Evolved
Shared: Strategy · Casual · Singleplayer

The WereCleaner
Shared: Casual · Strategy · Cartoony

House Flipper
Shared: Casual · Singleplayer · Strategy

How Many Dudes? The Roguelike Autobattler
Shared: Strategy · Casual · Dungeon Crawler

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