cahgeing magic intro animation

thank you Mr.Tin Man!
it was not the information I'm truly wants, but I'm glad to get a reply from you.

I found an interesting point on this matter.
I think, perhaps, that it determines the motion of casting spells in this place, but I do not know that any more.

Code:

C1/AB9F:    A00200      LDY #$0002
C1/ABA2:    7B          TDC
C1/ABA3:    AA          TAX
C1/ABA4:    B176        LDA ($76),Y        
C1/ABA6:    C918        CMP #$18      (00 to 17 : black magic)
C1/ABA8:    9011        BCC $ABBB
C1/ABAA:    E8          INX
C1/ABAB:    E8          INX
C1/ABAC:    C936        CMP #$36      (18 to 35 : white and grey magic)
C1/ABAE:    900B        BCC $ABBB
C1/ABB0:    E8          INX
C1/ABB1:    E8          INX
C1/ABB2:    C951        CMP #$51      (36 to 50 : summon magic)
C1/ABB4:    9005        BCC $ABBB
C1/ABB6:    9CC062      STZ $62C0
C1/ABB9:    802C        BRA $ABE7
C1/ABBB:    EEC062      INC $62C0
C1/ABBE:    C220        REP #$20
C1/ABC0:    BF8E91C1    LDA $C1918E,X
C1/ABC4:    851E        STA $1E
C1/ABC6:    7B          TDC
C1/ABC7:    E220        SEP #$20
C1/ABC9:    20B39C      JSR $9CB3          (Load graphic data for spell Battle Dynamics)
C1/ABCC:    205BAC      JSR $AC5B
C1/ABCF:    2089BC      JSR $BC89
C1/ABD2:    A510        LDA $10
C1/ABD4:    300B        BMI $ABE1
C1/ABD6:    2903        AND #$03
C1/ABD8:    AA          TAX
C1/ABD9:    ADA462      LDA $62A4
C1/ABDC:    D003        BNE $ABE1
C1/ABDE:    FEAE61      INC $61AE,X
C1/ABE1:    9CC062      STZ $62C0
C1/ABE4:    2043AB      JSR $AB43
C1/ABE7:    208BAB      JSR $AB8B
C1/ABEA:    60          RTS