A tactical tower · room to reconsider

Alien Crab in the Extamaze

Climb a spell-driven tower, control minions and revise your route with undo.

By Jérémy Bouin

Browser · Creator’s site

Open the browser demo on itch.io

Opens the creator’s page in a new tab. This Joywisp page is a guide; the browser player is hosted by the creator.

Joywisp’s abstract diagram of a tower route, branching decisions and a return arrow.
An original Joywisp tactical-route diagram; not a game screenshot.
Available onHTML5 · Windows · Linux
Price at source checkFree prototype
EditionJam prototype

A tower built around spells and minions

The objective is to reach the tower's summit. Spells and controllable minions add decisions to your route; the creator recommends learning those systems in the tutorial first.

A move you can revisit

Undo and redo let you revisit a decision. The author also reports a level-up bug that disrupts progression; follow the intended upgrade rules instead of treating that defect as a feature.

Choose a deliberate session

Choose it for tactical tower decisions and a documented undo tool. Start with the creator's tutorial. Keyboard and mouse are listed; mobile support is unverified.

Creator notes & dates

Jérémy Bouin’s official Alien Crab in the Extamaze page is the source for availability, price and the described mechanics. Checked .

itch.io Published field
Not shown on the checked page
First worldwide release
Unknown
Found by Joywisp

Found in itch.io’s New & Popular listing with its last-seven-days filter. Listing position reflects that snapshot; it does not establish a first release in that period.

No gameplay completion, difficulty, accessibility or physical-device testing performed. An HTML5 listing is not verified mobile compatibility. The author's documented leveling bug is not promoted as intended play. First worldwide release and itch.io publication date are unverified. AI use was not declared in the reviewed metadata. The illustration was drawn for Joywisp. No creator screenshots, game files or playable embeds are used here. External links and privacy.

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