Finduin

Game Facts:

Finduin is an Anduin-themed murloc pet accessible to Alliance characters. Equipped with Shalamayne, the two-handed sword held by King Varian Wrynn, and is wearing the Anduin's Lion armor. Has 3 unique animations:
1. Shield of Light as Anduin did during the pre-BFA cinematic,
2. Summon Genji; a little grey wolf like Frostwolf Pup but without the collar, named after Genn Greymane, which will be tagged as "Guardian of <Player name>",
3. Finduin storm vertically on itself while raising Shalamayne to the sky
Gillvanas, accessible to Horde characters, is a Sylvanus-themed murloc pet equipped with Sunstrider's Longbow, and is wearing the Sylvanus' armor. Has 3 unique animations:
1. Bow Flurry Dance of Sylvanus,
2. Summon Kevinos; a little zombie, which will be tagged as "Guardian of <Player name>",
3. Sylvanus death scream leap
Both battle pets have a unique skill which revive all your team with 5% HP
Unlocks the "Battle for Mrrglroth" Feat of Strength achievement.
When redeemed, pets and Wendigo Woolies transmog set will be available in the appropriate collections tab. Counts towards all pet and wardrobe collection achievements.
Available for US, EU, and KR servers.
Usable at any level and therefore available for twinks.