YESSSS!! I DID IT! 13 MOVES, 5 PIECES
playstrategy.org/3rPieDgseCyn

1

YESSSSS!! THERE WE GOOO!!! 12 MOVES, 5 PIECES
playstrategy.org/CXx3Jr9jDaTU

12

playstrategy.org/MI0F1NwfYhgZ

4 pieces, but 14 moves

1

TFW you give the 5th check with the 5th piece type on move 10 and the game doesn't end 😆😆😆
playstrategy.org/hARLHryG#19

41

playstrategy.org/gz5I6NdH2Ytm
5 pieces, 20 ply

11

Entries for Weekly Challenge 57 has closed. Thanks to all users who participated.

The winner is @e-pluszak who won a game of 5-check against @PS-Greedy-Two-Move with check delivered by 5 different piece types (Queen, Pawn, Bishop, Knight, Rook) in 10 moves (20 ply) in the following game: playstrategy.org/gz5I6NdH

Users are still welcome to attempt this challenge and post answers here, but the winner has been fixed. The next challenge can be found here: playstrategy.org/forum/weekly-challenges/weekly-challenge-58-cornered-amazons