Page in progress... (please note some of these are available in the 2.8 beta builds only)
More details on any of these can be found on the parameters page.
- trigger, tool, lorename, chance, world, region, biome, permission, time, weather, height, lightlevel, attackrange, msir (& msir.not), face.
Recent additions (2.8beta):
- heroes.class, heroes.level, cooldown, spawnedby.