The Binding of Isaac achievements
2,209
(990)

The Binding of Isaac

4.0 from 144 votes

There are a maximum of 99 The Binding of Isaac achievements (52 without DLC) worth 2,209

3,523 tracked gamers have this game, 116 have completed it (3.29%)

Achievement Details

The Book of Sin in The Binding of Isaac

The Book of Sin15

Destroy the 7 Sins!

  • Unlocked by 1,562 tracked gamers (44% - TSA Ratio = 1.50) 3,523  

Achievement Guide for The Book of Sin

AuthorSolution
ClownTastic08
7,463
ClownTastic08
Achievement won on 03 Nov 15
TSA Score for this game: 2,209
Posted on 03 November 15 at 06:42
This solution has 1 positive vote and 0 negative votes. Please log in to vote.
To unlock the Book of Sin you must defeat each of the Sin themed mini-bosses at least once. The bosses are

Pride
Sloth
Envy
Greed
Gluttony
Wrath
Lust

As soon as you defeat the seventh boss it will unlock.
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