??? effect research

Load ability effect: called from 73f68
001a1810: 00000000 nop
001a1814: 2482fe6b addiu r2,r4,0xfe6b
001a1818: 2c420009 sltiu r2,r2,0x0009
001a181c: 1440000b bne r2,r0,0x001a184c
001a1820: 00001021 addu r2,r0,r0
001a1824: 34020092 ori r2,r0,0x0092
001a1828: 14820003 bne r4,r2,0x001a1838
001a182c: 00041040 sll r2,r4,0x01
001a1830: 08068613 j 0x001a184c
001a1834: 00001021 addu r2,r0,r0
001a1838: 3c01801b lui r1,0x801b
001a183c: 00220821 addu r1,r1,r2
001a1840: 842263f0 lh r2,0x63f0(r1)		load effect into 1b0020
001a1844: 00000000 nop
001a1848: 000217c2 srl r2,r2,0x1f		effect ID / 2^5 billion
001a184c: 03e00008 jr r31
001a1850: 00000000 nop