Jiang Yanggu
He doesn't know his name and family. He named himself Yanggu (literally "vale of sunrise") after the eastmost vale. To save the Jiuli Clan which is haunted by plague, Yanggu ventured in to the Mountain of Ten Witches for a solution, but find himself acquainted with a mystery lady through battle. With her help, Yanggu tackled the threat of plague. In order to find out who he really is, he went onto the journey of expedition with the lady.
Mu Yanling
In the thundering roar of Kui cattle, violent wave devoured Mu Yanling's homeland. Luckily, she was saved by Lishan the wanderer. But when the two went on the journey to Yunmeng the Great Lake, Lishan suddenly met a bizarre death. Holding Lishan's body, poor desperate Yanling cried and lost consciousness, but when she wake up, Lishan's body is nowhere to be found. Despite the sorrow and shock, it gave Yanling a glimmer of hope - could Lishan be alive?
Some (partial) cards:
* <something> Dragon ?WW
Creature - Dragon (R)
Flying
Whenever one or more creature you control attacks, you gain 1 life for each attacking creature.
5/6
* <something> Kirin 2W
Creature - Kirin (C)
Flying
Whenever ~ attacks, another target creature you control gains flying until end of turn.
2/2
*<Nine-Tail White Fox> (blue)
Creature - Fox Spirit (C)
Whenever ~ deals combat damage to a player, draw a card.
2/2
* <some water spell> 3UU
Sorcery
Return up to two target creatures to their owners' hand.
Search your library and/or graveyard for a card named Mu Yanling, reveal it, then put it into your hand. If you searched your library this way, shuffle it afterwards.
* <drowned and lost> 1U
Instant (C)
Return target creature to its owner's hand.
http://markrosewater.tumblr.com/post/174777136053/hey-mark-i-had-a-question-about-the-story-of-m19
https://www.reddit.com/r/magicTCG/comments/8nq56p/gs1_global_series_jiang_yanggu_vs_mu_yanling/
Rough translation of the story (Reddit):
Jiang Yanggu
He doesn't know his name and family. He named himself Yanggu (literally "vale of sunrise") after the eastmost vale. To save the Jiuli Clan which is haunted by plague, Yanggu ventured in to the Mountain of Ten Witches for a solution, but find himself acquainted with a mystery lady through battle. With her help, Yanggu tackled the threat of plague. In order to find out who he really is, he went onto the journey of expedition with the lady.
Mu Yanling
In the thundering roar of Kui cattle, violent wave devoured Mu Yanling's homeland. Luckily, she was saved by Lishan the wanderer. But when the two went on the journey to Yunmeng the Great Lake, Lishan suddenly met a bizarre death. Holding Lishan's body, poor desperate Yanling cried and lost consciousness, but when she wake up, Lishan's body is nowhere to be found. Despite the sorrow and shock, it gave Yanling a glimmer of hope - could Lishan be alive?
Some (partial) cards:
* <something> Dragon ?WW
Creature - Dragon (R)
Flying
Whenever one or more creature you control attacks, you gain 1 life for each attacking creature.
5/6
* <something> Kirin 2W
Creature - Kirin (C)
Flying
Whenever ~ attacks, another target creature you control gains flying until end of turn.
2/2
*<Nine-Tail White Fox> (blue)
Creature - Fox Spirit (C)
Whenever ~ deals combat damage to a player, draw a card.
2/2
* <some water spell> 3UU
Sorcery
Return up to two target creatures to their owners' hand.
Search your library and/or graveyard for a card named Mu Yanling, reveal it, then put it into your hand. If you searched your library this way, shuffle it afterwards.
* <drowned and lost> 1U
Instant (C)
Return target creature to its owner's hand.
* <some white spell, sandblast?> 2W
?? (C)
??? blocking creature ???
* <Phoenix Fire> 4R
Sorcery (C)
~ deals 4 damage to any one target.
Since it is Limited Edition (singular), I think this rather refers to Fourth Edition through Tenth Edition, or all Core Set editions.
Alpha - Sporecrown Thallid
Beta - Pardic Wanderer (released in 1993 > 93-beta)
Limited - Keldon Raider
Unlimited - Rat Colony
Revised - Pardic Wanderer
Auramancer?
Benalish Emissary?