The default rarity is the minimum when a pet is learned. For wild pets this is usually "poor". Pets from other sources can be common, uncommon or rare by default.
Source:
Pet Battle
Expansion:
The War Within
Owned by:
33.8%
Based on this many collections: 43680
Players who own this pet have it:
Once: 94.89%
Twice: 4.15%
Thrice: 0.96%
Strategies:
0
Popularity:
None
Pageviews:
5765
Breeds:
BB, PP, SS, HH, HP PS, HS, PB, SB, HB
Beast
Beasts deal 25% extra damage below half health.
50% vs.
33% vs.
33% vs.
50% vs.
Protorams leave behind stony dust as they frolic, battle, and rest.
Source 
PvE 
PvP 
Other Info 
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