ref: b2970e75f4d1a7a2bc7ac58a656ffd350a80cf0a dir: /gfx/pokemon/ekans/anim_idle.asm/
setrepeat 5 frame 4, 02 frame 5, 02 frame 4, 02 frame 0, 02 dorepeat 1 endanim ; 0xd199c