Snake

Start game as usual, then use the following level-codes:

- Level Set 1

LEVEL 2 - NEBULU
LEVEL 3 - ZWARIG
LEVEL 4 - EGIPET
LEVEL 5 - TASTER
LEVEL 6 - ZAPPER
LEVEL 7 - BUNGALO
LEVEL 8 - SANDAL
LEVEL 9 - ONIZIS
LEVEL 10 - ZANASIS
LEVEL 11 - XENOLR
LEVEL 12 - ALIEST
LEVEL 13 - XFINDER
LEVEL 14 - TERGINUS
LEVEL 15 - BAPEDU
LEVEL 16 - DUNDUL
LEVEL 17 - GONZOOO
LEVEL 18 - KINESTET
LEVEL 19 - ARGON
LEVEL 20 - NOLOGICK
LEVEL 21 - UNNEREAL
LEVEL 22 - OPENWIND
LEVEL 23 - SKELETAR
LEVEL 24 - BIGBOSS
LEVEL 25 - INFERNALIS
LEVEL 26 - DASTUL
LEVEL 27 - ANABIOSIS
LEVEL 28 - BANGALOR
LEVEL 29 - ISTENRIX
LEVEL 30 - BLEZUS
LEVEL 31 - KUINSI
LEVEL 32 - DARUTA
LEVEL 33 - UNIONIS
LEVEL 34 - DESTRIST
LEVEL 35 - WERTIKS
LEVEL 36 - LANDER
LEVEL 37 - GASETER
LEVEL 38 - DUQSTUN
LEVEL 39 - BABURIS
LEVEL 40 - GLAASER
LEVEL 41 - GILBOBLAST
LEVEL 42 - BALLASTER
LEVEL 43 - CENTRUN
LEVEL 44 - NIKOLIS
LEVEL 45 - ZERKONIY
LEVEL 46 - SANDRAGORIS
LEVEL 47 - SIGERUS
LEVEL 48 - SLUTONIS
LEVEL 49 - LEOPARDER
LEVEL 50 - FINALTICS

Source : http://www.relaxgames.com/snake2/ksnake.html

- Level Set 2

BASTUS - 02
STARTREST - 03
IKLEX - 04
XENON - 05
VAMPUS - 06
NUBUK - 07
IBURIS - 08
CERBER - 09
VIMBELDAN - 10
TIBIC - 11
MAJICK - 12
FEBBI - 13
XIKEBY - 14
NMIHY - 15
HYBHY - 16
KCBVCCC - 17
GEBIXIX - 18
MKCBI - 19
BCCKEOG - 20
YBBIIM - 21
CIBER - 22
LIGXIM - 23
NEKNC - 24
EBIJBM - 25
HMIXY - 26
MBNECEL - 27
NMIKIB - 28
EXIBET - 29
BASIS - 30
GIEBLE - 31
HYMIX - 32
YBECBELL - 33
HIXEX - 34
IXEGL - 35
MBHI - 36
KMIXI - 37
HYXYB - 38
MNYEL - 39
KMMII - 40
KENCEN - 41
MMXI - 42
OIXBIX - 43
BEGCEL - 44
VIGCEBEU - 45
MBIXEL - 46
EKIYL - 47
YXCEBEL - 48
BIMIXI - 49
QUITER - 50

- Level Set 3

ZMM - 02
MAMZ - 03
ARAS - 04
FAPIR - 05
NGZM - 06
MELE - 07
ARMZ - 08
FMM - 09
FMZZ - 10
XX - 11
DMFM - 12
MAAA - 13
EAFLMZ - 14
BADA - 15
YA - 16
FINIT - 17
APAX - 18
GZM - 19
MZNU - 20
AYZIS - 21
PADAP - 22
VALID - 23
AGA - 24
SFIR - 25
PAF - 26
AFIN - 27
DATA - 28
YGSA - 29
FAPPM - 30
GINA - 31
AFAF - 32
EAFCA - 33
NFIL - 34
AFMZ - 35
GCAFG - 36
DAZA - 37
EDF - 38
MDRIZ - 39
SAFER - 40
YANA - 41
UNIX - 42
UNAS - 43
ALLA - 44
ALBINELLA - 45
LIMZA - 46
ZMDE - 47
AMZIR - 48
NAFDCGE - 49
SXGFG - 50

- Christmas Levels

TREBCE - 02
EGISTER - 03
IZISM - 04
NISYX - 05
FOREST - 06
TCCCCC - 07
IZER - 08
NEYE - 09
MERRY - 10
HAPPY - 11
LENTER - 12
GETIT - 13
NIKZ - 14
MINDER - 15
JULITU - 16
QSTINN - 17
HUNT - 18
TIXIC - 19
BOREY - 20
TASER - 21
IQURIS - 22
XILIX - 23
STILUS - 24
INVOI - 25
BASMAN - 26
XINAS - 27
SINTUSB - 28
LIVI - 29
OOSTIS - 30
BANIX - 31
OTSUTSI - 32
INHSIN - 33
MINKI - 34
VASIX - 35
INTER - 36
OKINOT - 37
LABIRIS - 38
MALVIN - 39
VAVEL - 40
YTNHOT - 41
TSQUVSI - 42
HQUTSC - 43
HAUTSI - 44
ISHOI - 45
IVONUTSI - 46
DEEPFOREST - 47
RELGAM - 48
BIGSTER - 49
FINLAKEM - 50

- In Spring Levels

HNYY - 02
YUOHYN - 03
UFOUG - 04
RUOED - 05
ZSNYOH - 06
HIIII - 07
UFYN - 08
RYEY - 09
QYNNE - 10
TLLE - 11
PYRYN - 12
YHUH - 13
QURXYN - 14
VIPUHI - 15
MOHURR - 16
TIHR - 17
HUDUL - 18
SNYE - 19
HOYN - 20
UMINO - 21
DUPUD - 22
OHUPIO - 23
URJISU - 24
OGRE - 25
DURO - 26
OURIHO - 27
PUJU - 28
MSOHUO - 29
RUDDY - 30
SHOIHOU - 31
URTOUR - 32
QURWU - 33
ZERO - 34
URHYN - 35
SWURSH - 36
PUNOU - 37
QPIR - 38
JJYP - 39
EHRTSH - 40
HOMIJOU - 41
TMIHOL - 42
TIHOU - 43
UOTSU - 44
UJSROU - 45
XYLZIXNOU - 46
NYPQ - 47
UOHYN - 48
ZURPWSQ - 49
GLAASERS - 50

- Abstract Levels

VPGG - 02
GKQVGP - 03
KXQKY - 04
LKQ2 - 05
DMPGQV - 06
GOWW - 07
KXGP - 08
LGG - 09
OGPP - 10
JRR - 11
NGLGP - 12
GVKV - 13
OKLFGP - 14
HWNKVW - 15
SQVK - 16
JWVL - 17
VKZKR - 18
MPG - 19
VQGP - 20
KSWPQ - 21
ZKNKZ - 22
QVKNWQ - 23
KLTWMK - 24
QYL - 25
ZKLQ - 26
QKLWVQ - 27
NKTK - 28
SMQVKQ - 29
LKZZG - 30
MVQWVQK - 31
KLJQKL - 32
OKLIK - 33
DLQ - 34
KLVGP - 35
MIKLMV - 36
NKPQK - 37
ONWL - 38
TTGN - 39
VLJMV - 40
VQSWTQK - 41
JSWVQR - 42
JWVQK - 43
KQJMK - 44
KTMLQK - 45
FGRDWFPQK - 46
PGNO - 47
KQVGP - 48
DKLNIMO - 49
YRMLM - 50