A resource is set to 7777 whenever its amount changes: gain some of a resource to update it. Works once the game has loaded (the trainer reads the game's Mono code first).

Research points are set to 7777 the next time you gain some. Works once the game has loaded.

Buildings are placed without paying their cost. Works once the game has loaded.

Keeps your power banks' stored energy at 77777. Works once the game has loaded.

Your units' needs are kept empty, so they never need to eat, sleep and so on. Works once the game has loaded.

Structures' hit points are set to 7777 whenever they change. Best effort: the hook is the game's shared hit point code, so it may reach other things with hit points too. Works once the game has loaded.

A zombie being cooled drops straight to the lowest temperature, so it freezes at once. Works once the game has loaded.