# Stage A (walk_0A up to 12550) with these additions (a poke at frame N acts on the code of frame N + 1):
# - 3450: the kind 0 tornado (204BA0) waits at its start; its direction (24) 0300 (-x) set to 0100 for one
#   frame (3451: back): its back zone (204A60) follows it on the +x side (082F32, 082F54-082F6F).
# - 8400: the kind 0 tornado heads -y (direction 0) after its hazard list is done; a one-record list in
#   free RAM (20B000: scroll position 0, coordinate 7FFF) and its pointer in field 48: it takes the
#   record with direction 0 and spawns a hazard (089477-08948B, 0897BB). The data never has a hazard
#   point left when a tornado heads -y.
# - 10000-10003: the sand block leader (203DE0) and a waiting sand block (203C00), both direction 1
#   (every stage A row), turned to 0, 2 and 3 for a frame each, then back to 1 (08A046-08A15D, 08A1A5..).
# - 12550: player 1 stops (vitality refilled from 12600). 12600: player_status 20E590 = 2 for one frame
#   (12601: FF), no player in play while the sand leader holds back (08A02D); the leader reaches y A2B
#   and clears sand_block_leader_active at 13073 (08A167; it is removed at scroll 9C00 before that when
#   the players keep walking).
# - 13072: second-pool count (20EA10) 0 for the frame the kind 1 tornado starts (13073): its five
#   columns get no top part (08976A); 13073: back to F0 (nothing allocated or freed in between).
# - 13100: the kind 1 tornado (2044C0) turned to 0300 for a frame with a one-frame wait (90 = 2): its
#   rear zone (202D00) follows it on the -x side (0898CD, 08990E-089920); 13101: back to 0100.
1800  press coin1
1860  press start1
3180  poke 20F061 08
3280  poke 20F06E 0A
3280  poke 20F06F 00
3380  press start1
3450  poke 204BC5 01
3451  poke 204BC5 03
3480  roll 1 12 12
3480  press button1
3480  poke 204FDE 18
3525  press button1
3570  press button1
3600  poke 204FDE 18
3615  press button1
3660  press button1
3705  press button1
3720  poke 204FDE 18
3750  press button1
3795  press button1
3840  press button1
3840  poke 204FDE 18
3885  press button1
3930  press button1
3960  roll 1 12 0
3960  press button1
3960  poke 204FDE 18
4005  press button1
4050  press button1
4080  poke 204FDE 18
4095  press button1
4140  press button1
4185  press button1
4200  poke 204FDE 18
4230  press button1
4275  press button1
4320  press button1
4320  poke 204FDE 18
4365  press button1
4410  press button1
4440  roll 1 12 12
4440  poke 204FDE 18
4560  poke 204FDE 18
4680  poke 204FDE 18
4800  poke 204FDE 18
4920  roll 1 12 12
4920  poke 204FDE 18
5040  poke 204FDE 18
5160  poke 204FDE 18
5280  poke 204FDE 18
5400  roll 1 12 12
5400  poke 204FDE 18
5520  poke 204FDE 18
5640  poke 204FDE 18
5760  poke 204FDE 18
5880  roll 1 -12 12
5880  press button1
5880  poke 204FDE 18
5925  press button1
5970  press button1
6000  poke 204FDE 18
6015  press button1
6060  press button1
6105  press button1
6120  poke 204FDE 18
6150  press button1
6195  press button1
6240  press button1
6240  poke 204FDE 18
6285  press button1
6330  press button1
6360  roll 1 -12 12
6360  poke 204FDE 18
6480  poke 204FDE 18
6600  poke 204FDE 18
6720  poke 204FDE 18
6840  roll 1 -12 12
6840  poke 204FDE 18
6960  poke 204FDE 18
7080  poke 204FDE 18
7200  poke 204FDE 18
7320  roll 1 12 12
7320  poke 204FDE 18
7440  poke 204FDE 18
7560  poke 204FDE 18
7680  poke 204FDE 18
7800  roll 1 12 12
7800  press button1
7800  poke 204FDE 18
7845  press button1
7890  press button1
7920  poke 204FDE 18
7935  press button1
7980  press button1
8025  press button1
8040  poke 204FDE 18
8070  press button1
8115  press button1
8160  press button1
8160  poke 204FDE 18
8205  press button1
8250  press button1
8280  roll 1 12 12
8280  poke 204FDE 18
8400  poke 204FDE 18
8400  poke 20B000 00
8400  poke 20B001 00
8400  poke 20B002 FF
8400  poke 20B003 7F
8400  poke 20B004 FF
8400  poke 20B005 FF
8400  poke 204BE8 00
8400  poke 204BE9 B0
8400  poke 204BEA 20
8400  poke 204BEB 00
8520  poke 204FDE 18
8640  poke 204FDE 18
8760  roll 1 12 12
8760  poke 204FDE 18
8880  poke 204FDE 18
9000  poke 204FDE 18
9120  poke 204FDE 18
9240  roll 1 12 -12
9240  poke 204FDE 18
9360  poke 204FDE 18
9480  poke 204FDE 18
9600  poke 204FDE 18
9720  roll 1 0 -12
9720  press button1
9720  poke 204FDE 18
9765  press button1
9810  press button1
9840  poke 204FDE 18
9855  press button1
9900  press button1
9945  press button1
9960  poke 204FDE 18
9990  press button1
10000  poke 203E04 00
10000  poke 203C24 00
10001  poke 203E04 02
10001  poke 203C24 02
10002  poke 203E04 03
10002  poke 203C24 03
10003  poke 203E04 01
10003  poke 203C24 01
10035  press button1
10080  press button1
10080  poke 204FDE 18
10125  press button1
10170  press button1
10200  roll 1 0 -12
10200  press button1
10200  poke 204FDE 18
10245  press button1
10290  press button1
10320  poke 204FDE 18
10335  press button1
10380  press button1
10425  press button1
10440  poke 204FDE 18
10470  press button1
10515  press button1
10560  press button1
10560  poke 204FDE 18
10605  press button1
10650  press button1
10680  roll 1 0 -12
10680  press button1
10680  poke 204FDE 18
10725  press button1
10770  press button1
10800  poke 204FDE 18
10815  press button1
10860  press button1
10905  press button1
10920  poke 204FDE 18
10950  press button1
10995  press button1
11040  press button1
11040  poke 204FDE 18
11085  press button1
11130  press button1
11160  roll 1 12 12
11160  poke 204FDE 18
11280  poke 204FDE 18
11400  poke 204FDE 18
11520  poke 204FDE 18
11640  roll 1 12 12
11640  poke 204FDE 18
11760  poke 204FDE 18
11880  poke 204FDE 18
12000  poke 204FDE 18
12120  roll 1 12 12
12120  poke 204FDE 18
12240  poke 204FDE 18
12360  poke 204FDE 18
12480  poke 204FDE 18
12550  roll 1 0 0
12600  poke 20E590 02
12600  poke 204FDE 18
12601  poke 20E590 FF
12720  poke 204FDE 18
12840  poke 204FDE 18
12960  poke 204FDE 18
13072  poke 20EA10 00
13073  poke 20EA10 F0
13080  poke 204FDE 18
13100  poke 2044E5 03
13100  poke 204550 02
13101  poke 2044E5 01
13200  poke 204FDE 18
13320  poke 204FDE 18
13400  end
