Grandmaster
Achieved a Grand Master Pure Chess rating.
200 ✓ April 17th, 2017
0.4% · Rare
Tournament King
Completed Tournament mode on all three difficulties.
100 ✓ April 14th, 2017
0.7% · Rare
Problem Wizard
Solved 100 mate problems.
100 ✓ April 17th, 2017
1.0% · Rare
Pure Correspondence
Won an online game.
100 ✓ April 16th, 2017
10.4% · Common
Checkmate
Won a full game against the computer.
75 ✓ April 13th, 2017
46.7% · Common
Double Check
Delivered a check by two pieces at the same time.
75 ✓ April 13th, 2017
16.3% · Common
Piece Collector
Captured 100 pieces.
75 ✓ April 13th, 2017
27.7% · Common
Check
Put an opponent in check during any full game.
50 ✓ April 13th, 2017
67.5% · Common
Epaulette Mate
Delivered checkmate where the king is blocked on both sides by his own rooks.
50 ✓ April 13th, 2017
1.4% · Rare
Promotion
Advanced a pawn to the eighth rank in an offline game.
50 ✓ April 13th, 2017
45.3% · Common
O_O_O
Performed a castling move on the queenside during any full game.
50 ✓ April 13th, 2017
19.7% · Common
En Passant
Performed an en passant move during any full game.
50 ✓ April 13th, 2017
8.4% · Rare
Amateur
Completed all the tutorials.
25 ✓ April 13th, 2017
11.4% · Common