All pets
PET
ROYAL SPHINX EGG
Royal Sphinx
Cosmic
$280K/s
Wiki data synced Oct 24, 2026 · on the wiki since Sep 4, 2026
Base income
$280K/s
Found in
Desert
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Drop chance
1.33%
Base size
4,000 kg
Steal reward
+18k Speed, $28m
Grow time
30m
STATS
About 1 in 75 eggs that spawn in Desert is a Royal Sphinx.
52
eggs · 50% chance
173
eggs · 90% chance
Eggs you need to see to get at least one, from the wiki's spawn chances.
HATCH ODDS
Size
Normal
Golden
Rainbow
4,000 kg (base)
$280K/s
$700K/s
$980K/s
40,000 kg
$1.16M/s
$2.9M/s
$4.05M/s
400,000 kg
$4.79M/s
$12M/s
$16.8M/s
Same formula as the calculator. Golden ×2.5, Rainbow ×3.5; pets can carry more than one mutation.
INCOME BY SIZE
Also in Desert
Jerboa · Fennec · Camel · Tob Tobi Tob Tob · Snake · Sand Spider · Scorpion
RELATED PETS
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Royal Sphinx on the Steal An Egg Wiki
Community data from the Steal An Egg Wiki (CC BY-SA) · Updated Oct 24, 2026