Short answer: Cofagrigus ex as a single is the statistically smarter choice. Below you'll find the single price, pull rate, and how many Paradox Rift packs you need for realistic odds.
Recommendation
Buying the single is statistically better
For a 50% chance to pull this card you need roughly 291 packs. That costs around 1310 €, while the single price is 0.00 €.
Probability, pack count, and cost compared to buying the single.
Chance
Packs
Pack Cost
Diff vs. Buy
50% Chance
291
1310 €
+1310 €
75% Chance
582
2619 €
+2619 €
90% Chance
966
4347 €
+4347 €
99% Chance
1932
8694 €
+8694 €
Buy vs. Pull Analysis for Cofagrigus ex
If you specifically want Cofagrigus ex from Paradox Rift, buying the single is the reliable path. A booster currently costs 4.50 €, but the pull rate is only 0.238% per pack. Even the 50% threshold sits at 291 packs.
Packs can still be fun if you want multiple cards from the set or if the opening experience itself is the value. As a pure price decision, pullrates.gg always compares the cost of getting one specific card against its market price as a single.
FAQ about Cofagrigus ex from Paradox Rift
Should I buy Cofagrigus ex as a single?
Cofagrigus ex as a single is the statistically smarter choice.
How many Paradox Rift packs do I need for Cofagrigus ex?
For a 50% chance you need about 291 packs, for a 90% chance about 966 packs.
What is the pull rate of Cofagrigus ex in Paradox Rift?
The pull rate is 0.238% per booster, roughly 1 out of 420 packs.
Why is buying the single often cheaper?
With rare cards, opening packs means paying for many unsuccessful pulls. Buying the single removes that risk and gives you exactly the card you want.