Description

Not showing any markers.
Deep Stider ( https://classic.wowhead.com/npc=5360/deep-strider ) could be used as markers.
You use [Zorbin's Ultra-Shrinker] to make 'Deep Stider' a 'Zapped Deep Stider'.

Wowhead link

https://classic.wowhead.com/quest=7003/zapped-giants

Questie version

v4.0.18