Information processing device and control method for executing a battle game including a field

1. A computer-readable non-transitory recording medium, storing instructions to be executed on a computer functioning as an information processing device configured to execute a game, the instructions causing the computer to execute the steps of:

displaying a field including a plurality of zones;

receiving a selection of at least one zone from among the plurality of zones by a player, and, when the at least one zone is selected from among the plurality of zones by the player, executing processing for an event set for the at least one selected zone, by:

determining whether a first point value possessed by the player is equal to or greater than a second point value set for the at least one selected zone;

when the first point value possessed by the player is equal to or greater than a second point value set for the at least one selected zone, subtracting the second point value from the first point value and executing a first set of processing for the event of the at least one selected zone;

receiving, from the player, at least one player interaction with the event, and, based on receipt of the at least one player interaction from the player, executing a second set of processing for the event set for the at least one selected zone comprising resolving a processing result of the event;

determining, with an event processing unit, based on the processing result of the event, whether the player is eligible to shift control of the at least one selected zone, and,

when the player is eligible to shift control of the at least one selected zone, shifting control of the at least one selected zone to the player.

2. The computer-readable non-transitory recording medium according to claim 1 , further comprising:

tracking an elapsed time of the game;

prior to subtracting the second point value from the first point value, determining that an increase in elapsed time of the game has reached at least a predetermined value, and adjusting the second point value set for the at least one selected zone.

3. The computer-readable non-transitory recording medium according to claim 2 ,

wherein adjusting the second point value comprises, prior to receiving the selection of the at least one zone by the player, applying a point value increase to each of the plurality of zones including the at least one zone.

4. The computer-readable non-transitory recording medium according to claim 2 , further comprising:

after adjusting the second point value set for the at least one selected zone, increasing a difficulty of the event set for the at least one selected zone, wherein resolving the processing result of the event is based on the difficulty.

5. The computer-readable non-transitory recording medium according to claim 4 , wherein the event comprises a battle event and wherein increasing the difficulty of the event comprises strengthening at least one statistic of a non-player character fought in the battle event.

6. The computer-readable non-transitory recording medium according to claim 2 , further comprising:

prior to determining that the increase in elapsed time of the game has reached at least a predetermined value, activating a game medium, and, based on activation of the game medium, performing a first adjustment of the second point value set for the at least one selected zone;

wherein adjusting the second point value set for the at least one selected zone comprises performing a second adjustment of the second point value after the first adjustment.

7. The computer-readable non-transitory recording medium according to claim 6 , wherein tracking the elapsed time of the game is triggered by activation of the game medium, and wherein the second adjustment is a cancellation of the first adjustment.

8. The computer-readable non-transitory recording medium according to claim 2 , further comprising:

determining when the elapsed time has reached a predetermined time;

upon the elapsed time reaching the predetermined time, evaluating a state of the field and a degree of control of the field held by each of the player and a second player; and

determining that the player has won the game and providing a reward to the player based on the player having a higher degree of control of the field than the second player.

9. The computer-readable non-transitory recording medium according to claim 1 , further comprising:

prior to determining whether the first point value possessed by the player is equal to or greater than the second point value set for the at least one selected zone, activating a game medium; and

performing an adjustment to the second point value set for the at least one selected zone based on the use of the game medium.

10. The computer-readable non-transitory recording medium according to claim 9 , further comprising:

associating a release condition with the adjustment provided to the second point value;

determining that the release condition is met; and

canceling the adjustment provided to the second point value when the release condition is met.

11. The computer-readable non-transitory recording medium according to claim 9 , wherein the game medium is a game medium stored in association with the player, comprising at least one of a game card held by the player, a game character owned by the player, or a weapon, armor, or item held by the player.

12. The computer-readable non-transitory recording medium according to claim 9 , further comprising:

providing, as a reward for the game, at least one further game medium usable in a subsequent game, and storing said further game medium in association with the player.

13. The computer-readable non-transitory recording medium according to claim 9 , wherein activating the game medium is performed by a second player prior to a step of receiving the selection of the at least one zone from among the plurality of zones by the player.

14. The computer-readable non-transitory recording medium according to claim 1 , further comprising:

following a step of shifting control of the at least one selected zone to the player, determining, based on a position of the at least one selected zone on the field and a position of at least one other zone on the field, whether to shift control of the at least one other zone on the field in addition to shifting control of the at least one selected zone on the field; and

shifting control of the at least one other zone on the field in addition to shifting control of the at least one selected zone on the field.

15. The computer-readable non-transitory recording medium according to claim 14 , wherein determining, based on the position of the at least one selected zone on the field and a position of the at least one other zone on the field whether to shift control of the at least one other zone on the field in addition to shifting control of the at least one selected zone on the field comprises:

determining whether the at least one other zone on the field is an intermediate zone in an intermediate region provided, on a predetermined axis, between the at least one selected zone on the field and a further player-controlled zone; and

when the at least one other zone on the field is the intermediate zone, shifting control of the at least one other zone.

16. The computer-readable non-transitory recording medium according to claim 15 , wherein a plurality of intermediate zones controlled by a plurality of other players are provided in the intermediate region, and further comprising shifting control of the plurality of intermediate zones from the plurality of other players to the player.

17. The computer-readable non-transitory recording medium according to claim 1 , wherein the at least one selected zone is associated with a degree of control of each of the player and the second player; and

wherein determining, with the event processing unit, based on the processing result of the event, whether the player is eligible to shift control of the at least one selected zone further comprises determining a difference in the degree of control of the player and the second player.

18. The computer-readable non-transitory recording medium according to claim 17 , wherein a degree of control of each of the player and the second player is based on a comparison of: a cumulative damage inflicted on a non-player character by the player based on at least the at least one player interaction, and a cumulative damage inflicted on the non-player character by the second player; and

wherein the player acquires the at least one selected zone when cumulative damage inflicted on the non-player character by the player is greater than cumulative damage inflicted by the second player.

19. A system comprising a terminal device and a server device and configured to execute a game, wherein the game comprises steps of:

displaying a field including a plurality of zones;

receiving a selection of at least one zone from among the plurality of zones by a player, and, when the at least one zone is selected from among the plurality of zones by the player, executing processing for an event set for the at least one selected zone, by:

determining whether a first point value possessed by the player is equal to or greater than a second point value set for the at least one selected zone;

when the first point value possessed by the player is equal to or greater than a second point value set for the at least one selected zone, subtracting the second point value from the first point value and executing a first set of processing for the event of the at least one selected zone;

receiving, from the player, at least one player interaction with the event, and, based on receipt of the at least one player interaction from the player, executing a second set of processing for the event set for the at least one selected zone comprising resolving a processing result of the event;

determining, with an event processing unit, based on the processing result of the event, whether the player is eligible to shift control of the at least one selected zone, and,

when the player is eligible to shift control of the at least one selected zone, shifting control of the at least one selected zone to the player.

20. A method of controlling a game executed by an information processing device, the method comprising:

displaying a field including a plurality of zones;

receiving a selection of at least one zone from among the plurality of zones by a player, and, when the at least one zone is selected from among the plurality of zones by the player, executing processing for an event set for the at least one selected zone, by:

determining whether a first point value possessed by the player is equal to or greater than a second point value set for the at least one selected zone;

when the first point value possessed by the player is equal to or greater than a second point value set for the at least one selected zone, subtracting the second point value from the first point value and executing a first set of processing for the event of the at least one selected zone;

receiving, from the player, at least one player interaction with the event, and, based on receipt of the at least one player interaction from the player, executing a second set of processing for the event set for the at least one selected zone comprising resolving a processing result of the event;

determining, with an event processing unit, based on the processing result of the event, whether the player is eligible to shift control of the at least one selected zone, and,

when the player is eligible to shift control of the at least one selected zone, shifting control of the at least one selected zone to the player.