Unpack the ROM, run it in an emulator.

 

I think you read it wrong.. he's asking to rip sprites form WiiWare games.. not Virtual console.

No, as far as i know, you can not rip WiiWare sprites..

 

you have to know what you're doing. If you lack a clue, then you just have to wait/hope for someone else to write a simple tool for noobs to use.

 

my analysis of a random wiiware game (wad):
(did it on an other game toki tori was too big, my pc couldn't handle it)
gameX.wad:
00000000.app->nothing special here
00000001.app->nothing special here
00000002.app:
GAME.DAT-> probably where all the sprites are located (header: 52 53 41 52...)
INFO.DAT-> nothing useful
00000003.app->nothing special here
00000004.app->nothing special here
00000005.app->nothing special here
00000006.app->nothing special here
00000007.app->nothing special here
0001000157444d50.cert->nothing special here
0001000157444d50.tik->nothing special here
0001000157444d50.tmd->nothing special here
0001000157444d50.trailer->nothing special here

 

yes
ps: i suck at hex editting, can someone provide me a good tutorial for learning?

 

i know, but how do you rip em
they must be in game.dat in a special format, and to get them out you need hex editting skilz

 

Most WiiWare data is encrypted in a ASH file, where nothing appears to be understandable.
A decryptor would be good, and it would allow game translations, image modifications and control over everyting the game has.

 

the game i like the sprites from is toki tori
but the example i made was from dr. mario, because it was only 15 mb my pc could handle it
with toki tori my pc just hangs
is it much work to rip em?

 

then i aint no real ripper
i suck at hex editting like i told before

 

when i extract toki tori, i get an overflow error, because my pc is too weak
can you maybe zip/rar it and upload it?
edit:
i think i got it now
used an other tool
edit2:
yup got em all
they look great