Some hackers have created custom utility for some of the Rare Items, so that they can buff Edgar’s Tools command.

Here is some ASM code that allows this. When I find what these reference, I can perhaps make something out of this

; ------------------------------------------------------------------------
; Tools Jump Table and Routines

org $C22B1A
  dw Noiseblaster      ; now uses Stamina Evade
  dw ToolsRTS          ; Bio Blaster - RTS
  dw ToolsRTS          ; Flash - RTS
  dw ChainInit         ; now always does dmg if target immune to death
  dw ToolsRTS          ; Defibrillator - RTS (old Debilitator)
  dw Drill             ; Add "Sap" to status effects
  dw ToolsRTS          ; Mana Battery - RTS (old Air Anchor)
  dw Autocrossbow      ; check event bit for levelled up ACB

%free($C22B2F)         ; TODO: Remove this padding (5 unused bytes)

ChainEffect2:          ; 6 bytes
  JSR $35BB            ; update animation queue
  JMP $3A85            ; add "death" to statuses to set TODO: Should this add to 11AA instead?

ChainInit:
  LDA #$AC
  STA $11A9            ; set special effect index

Drill_Saw:             ; [fork]
  LDA #$20             ; "Ignore Defense"
  TSB $11A2            ; set ^
  LSR                  ; "Respect Row"
  TSB $11A7            ; set ^
  RTS

Drill:
  LDA #$40             ; "Sap"
  STA $11AB            ; add ^ to attack status-2
  BRA Drill_Saw        ; branch to set flags

Autocrossbow:
  LDA #$40             ; "No Split Damage"
  TSB $11A2            ; set ^
  LDA $1EBB            ; event byte (1D8 - 1DF) - "Rare items"
  BIT #$10             ; bit 1DC - "Schematics"
  BEQ .exit            ; exit if no ^
  LDA #$E1             ; else, battle power 225
  STA $11A6            ; set ^
  LDA #$FF             ; max hitrate (100%)
  STA $11A8            ; set ^
.exit
  RTS

org $C22B2F : ToolsRTS: