Dunno if anyone knos all of this already but here's a list of what mobs drop what cards n were,
Which monsters drop which pet cards?
Common (30+)
Skelleton
- Skell Fighter 30-33, Lake Messy
- Bone Collector 33-35, Mourning Graveyard
- Skell Warrior 35-37, Dead Spirit's Altar
- Toxic Skell 40+, Wolha Cemetary
Orc
- Orc Leader 30-31, Harvesting Woods
- Wild Boar Orc 32+, Harvesting Woods
- Orc Berserker 35-38, eastside of Ivory Tower
- Orc Lord 75-79, westside "Coast" of Palmir Plateau
Yeti
- Yeti Berk 35-37, Magical Experimental Field
- Yeti 34-36, Ivory Tower
- Thetaclawed 60-65, southside of Siren's Island
- Yeti Whisker 79+, northside of Palmir Plateau
- Yeti Prime 88+, Crystal Mountain
Siren
- Siren Child 41-50, Siren's Island
- Siren Queen ~110, Crystal Coast
Water Pixie
- Blue Fairy/Crystal 31-35, eastside of Laksy Anchor
- Petal Blue/Waterwing 50-55, eastside of Rondo
- Blue Pixie 50-56, westside of Pitch Black Woods
- Quartz/Crystal Pixie/Crusty 72-75 [++], Con 1+ of Crystal Valley
Fiery Pixie
- Firefly 43-45, eastside of Templar Headquarters
- Fire Wing 53-54, Fairy's Woods
- Will O' Wisp 61+, southside of Rondo
- Red Fairy Queen 73-75, westside of Ceriu Desert
Uncommon (50+)
Hawkman
- Hawkman 73-82, northside of Palmir Plateau
Salamander
- Petit Salamander ~55, southside of Rondo
- Edkina ~60, westside of Ceriu Desert
- Doubleside Salamander ~70, center of Ceriu Desert
- Salamander King 75+, northside of Ceriu Desert
- Salamander ~120, Mare Village
Rare (70+)
Angel
- Angel 38-43 South Fairies Woods
- Angel 80+, northside of Palmir Plateau
Centaur
- Celebes 79+, Needleleaf Forest
http://www.rappelzhelp.com/questions/which-monsters-drop-which-pet-cards/
Portal 
