scmJS docs

TRIG

The triggers, 2400 bytes each, in the order they run. The record is laid out in the trigger reference, which also has a page for every condition and action.

Name TRIG (54 52 49 47)
Size 2400 bytes per trigger.
Read by The game.
Required Yes. The game does not load a map without it.
More than one copy Every copy counts: the records of all of them, in file order.
In scmJS Read, and written again when you change what it holds.

Each trigger:

Offset Type Holds
0 u8 × 2400 One trigger; see the trigger record