- ALMOS RULESET
1000.1a. Some enchantments have the subtype “Territory.” When a territory enters the battlefield, the player controlling it has an opportunity to have a creature occupy it which is defined by occupation rules (see 1000.2)
1000.2a. A Territory enchantment can be occupied by a creature permanent.
1000.2b. Each creature may only occupy one Territory at any given time.
1000.2c. Territory enchantments that have a creature occupying them have the occupied status which may activate some triggered abilities on the card. They may also have activated abilities which require the occupied status as part of their conditions.
1000.2d. When a creature permanent is occupying a territory it has the occupying status which may activate some triggered abilities on the card. They may also have activated abilities which require the occupying status as part of their conditions.
1000.2e. When a Territory enchantment enters the battlefield, its controller may choose a creature permanent to occupy it from among creature permanents they control that do not have the occupying status.
1000.2f. Whenever an occupying creature dies, is put into exile, or is returned to its owner’s hand, the Territory that was occupied is no longer occupied and its controller may choose a new creature permanent that they control to occupy it.
1000.3. Battlefield State
1000.3a. The Battlefield State provides a blanket, battlefield-wide effect. The Battlefield State can be: empty, temporary, or current.
1000.3b. When the Battlefield State is empty it functions as the default battlefield, with no special effects.
1000.3c. The Battlefield State may be changed temporarily, if this occurs, the effect should be worded ‘until end of turn’ and the Battlefield State reverts to its current state if it had one or empty if it did not.
1000.3d. If a permanent is on the field, it may alter the current Battlefield State. The current Battlefield State acts as a replacement effect for all of the abilities listed in it.
1000.3e. If a permanent would enter the battlefield and change the current Battlefield State, it does so and the previous Battlefield State ends.
1000.3f. When a permanent affecting the Battlefield State leaves the battlefield, the Battlefield State either: a) if another permanent on the battlefield or temporary effect is attempting to affect the Battlefield State, its ability becomes the current Battlefield State in order of temporary effects followed by the most recent permanent played, with the most recent permanent affecting the Battlefield State; or b) the Battlefield State becomes empty if there are no permanents or temporary abilities affecting it.
1000.4. List of Battlefield States
1000.4a. Daylight. While the battlefield state is Daylight, menace and deathtouch have no effect. Abilities and ability conditions that require Daylight may be used.
1000.4b. Rainy. While the battlefield state is Rainy. Any conditions of abilities or spells that require the Rainy state are active or can be activated. Haste and trample have no effect.
1000.4c. Nighttime. While the battlefield state is Nighttime, first strike and vigilance have no effect. Abilities and ability conditions that require Nighttime may be used.
1000.4d. Heat Wave. When the battlefield state is Heat Wave, hexproof and trample have no effect. Abilities and ability conditions that require Heat Wave may be used.
1000.4e. Windy. When the battlefield state is Windy, negate the effects of flying and lifelink. Abilities and ability conditions that require Windy may be used.