Monster Rancher 4

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To do: Regional Differences (e.g. Japanese version has different designs for Mao Mao and Garp)

Unused Title Screen Music#

Present inside MF4.DAT are twelve identical copies of the title screen song.

Development Texts#

Hidden inside SLUS_207.02 are hints to several debug modes.

Some state info at 0x3F7EE8, 0x3F8920, 0x3F8E88, 0x3F9910, and 0x3FB130:

this phase is mon_info::INIT
this phase is mon_info::MON_INFO_IN
this phase is mon_info::MON_INFO_MAIN_PAGE_IN
this phase is mon_info::MON_INFO_MAIN_PAGE
this phase is mon_info::MON_INFO_MAIN_PAGE_OUT
this phase is mon_info::MON_INFO_WAZA_PAGE_IN
this phase is mon_info::MON_INFO_WAZA_PAGE
this phase is mon_info::MON_INFO_WAZA_PAGE_WAZA_SELECT
this phase is mon_info::MON_INFO_WAZA_PAGE_WAZA_EQUIP
this phase is mon_info::MON_INFO_WAZA_PAGE_SLOT_SELECT
this phase is mon_info::MON_INFO_WAZA_PAGE_SLOT_CHANGE_WAZA
this phase is mon_info::MON_INFO_WAZA_PAGE_SLOT_CHANGE_CRCT
this phase is mon_info::MON_INFO_WAZA_PAGE_SLOT_CHANGE_CRCT_WARNING
this phase is mon_info::MON_INFO_WAZA_PAGE_OUT
this phase is mon_info::MON_INFO_CRCT_PAGE_IN
this phase is mon_info::MON_INFO_CRCT_PAGE
this phase is mon_info::MON_INFO_CRCT_PAGE_OUT
this phase is mon_info::MON_INFO_RECORD_PAGE_IN
this phase is mon_info::MON_INFO_RECORD_PAGE
this phase is mon_info::MON_INFO_RECORD_PAGE_OUT
this phase is mon_info::MON_INFO_DEBUG_PAGE_IN
this phase is mon_info::MON_INFO_DEBUG_PAGE
this phase is mon_info::MON_INFO_DEBUG_PAGE_OUT
this phase is mon_info::MON_INFO_OUT
this phase is mon_info::END
this phase is brd_info::BRD_INFO_DEBUG_PAGE_IN
this phase is brd_info::BRD_INFO_DEBUG_PAGE
this phase is brd_info::BRD_INFO_DEBUG_PAGE_OUT
this phase is farmphase::wait
this phase is farmphase::load
KETTEI   : PICK UP
SANKAKU  : RECOVER
KETTEI   : DISP LIST
SHIKAKU  : DISP LIST
CANCEL   : EXIT
KETTEI   : SETUP
CANCEL   : CANCEL
TRAINING
SYUGYOU
REST
NONE
this phase is schedule::schedule_change_init
this phase is schedule::schedule_layout_main_in
this phase is schedule::schedule_change_main
this phase is schedule::action_select
this phase is schedule::sub_menu_select
this phase is schedule::training
this phase is schedule::special
this phase is schedule::rest
this phase is schedule::automatic
MARU     : TO SCHEDULE_CHANGE_MAIN
this phase is scdlAuto::sub_menu_auto
this phase is scdlAuto::sub_menu_copy
this phase is scdlAuto::sub_menu_all_clear
this phase is scdlAuto::sub_menu_clear
this phase is schedule::schedule_change_end
MARU     : TO TRAINING
SANKAKU  : TO SPESIAL(SYUGYO
SHIKAKU  : TO REST
R1       : TO AUTOMATIC(OMAKASE
CANCEL   : EXIT
this phase is scdl_special::select_place
this phase is scdl_special::over_fixed_number
this phase is scdl_special::not_enough_money
this phase is scdl_special::not_enough_farmpoint
this phase is scdl_special::end
this phase is scdl_training::select_training
this phase is scdl_training::custom
this phase is scdl_training::end
this phase is scdlAuto::init
this phase is scdlAuto::auto_course_select
this phase is scdlAuto::auto_farm_pts_select
this phase is scdlAuto::auto_main
this phase is scdlAuto::end
this phase is tourScdl::TOUR_SCDL_LOAD
this phase is tourScdl::TOUR_SCDL_INIT
this phase is tourScdl::TOUR_SCDL_LAYOUT_IN
this phase is tourScdl::TOUR_SCDL_MAIN
this phase is tourScdl::TOUR_SCDL_RESERVE_MON_SELECT
this phase is tourScdl::TOUR_SCDL_RESERVE_YN
this phase is tourScdl::TOUR_SCDL_RESERVE
this phase is tourScdl::TOUR_SCDL_RESERVE_CANCEL_YN
this phase is tourScdl::TOUR_SCDL_RESERVE_CANCEL
this phase is tourScdl::TOUR_SCDL_WARNING_NOT_ENOUGH_MON
this phase is tourScdl::TOUR_SCDL_ENTER_YN
this phase is tourScdl::TOUR_SCDL_ENTER
this phase is tourScdl::TOUR_SCDL_LAYOUT_OUT
this phase is tourScdl::TOUR_SCDL_END
this phase is farmMonEntry::init
this phase is farmMonEntry::select
this phase is farmMonEntry::entry
this phase is farmMonEntry::cancel
this phase is farmMonEntry::cancel_yesno
this phase is farmMonEntry::tour_warning
this phase is farmMonEntry::tour_warning2
this phase is farmMonEntry::adv_warning
this phase is farmMonEntry::adv_warning2
this phase is farmMonEntry::go_adv_yesno
this phase is farmMonEntry::go_tour_yesno
this phase is farmMonEntry::exit_yesno
this phase is farmMonEntry::end
this phase is advPhase::PADV_RIDE_IN
this phase is advPhase::PADV_RIDE_OUT
this phase is advPhase::PADV_BOSS_IN
this phase is advBoss::PADV_BOSS_OUT_CONTE
this phase is advBoss::PADV_BOSS_BATTLE_RESULT
this phase is advBoss::PADV_BOSS_RESULT
3 continue
2 escape
1 next floor
this phase is advFloorChange::PADV_FCNG_FREE_FIELD
this phase is advFloorChange::PADV_FCNG_LD_FIELD
this phase is advFloorChange::PADV_FCNG_LD_ORN

There's data for a parameter dump screen at 0x3E8510:

MONSTER MAIN DATA
POWER : %d
IQ    : %d
HIT   : %d
AVOID : %d
TOUGH : %d
LIFE  : %d
YARUKI        : %d
YARUKI_TYPE   : %d
YARUKI_WAVE   : %d
TIRED         : %d
MANPUKU       : %d
SINRAI        : %d
PERSONALITY   : %d
POPURALITY    : %d
TAIKEI        : %d
TAIKAI POINT  : %d
ADV LEVEL     : %d
ADV EXP       : %d
NORAMON SHOOT : %d
PARA LIMIT    : %d
LIFE SPAN     : %d
STRESS        : %d
AFFIN TO MON%d : %d
SUCCESS   NUM : %d
SABORI    NUM : %d
TRAINING  NUM : %d

Some camera debug references at 0x3FA9B8:

cam ref[0] = %f
       [1] = %f
       [2] = %f
cam pos[0] = %f
projection = %f
cam pos base height          = %f
cam pos height   coefficient = %f
cam pos distance coefficient = %f
projection at nearest point  = %f
projection increase rate