This video will guide you through the Batman 7th Anniversary level which features as part of a DLC for LEGO Batman 3: Beyond Gotham.
Like most LEGO levels, there are 10 minikits to be found here and this video, along with the description below will show you how to find them all.
Minikit #1 (00:23): Story Mode
At the start of the level destroy the 5 tables for a minikit.
Minikit #2 (01:35): Story Mode
In the top middle of the room are four bouncing Batman speakers to destroy for a minikit.
Minikit #3 (01:52): Story Mode
On the walls there are rolled up Lego pieces, yellow/black, shoot them so that they open up into Joker banners.
Minikit #4 (02:22): Story Mode
Next use Harley to climb up and jump on the top right building, then just fall off onto the floating minikit.
Minikit #5 (02:38): Free Play
After building the lego pieces from the 5 tables complete the little dance floor puzzle, then use your bat senses to complete the final puzzle and gain a minikit.
Minikit #6 (03:06): Free Play
Around the bottom floor and are 4 gold statues, destroy them all for a minikit.
Minikit #7 (03:33): Free Play
In the right corner of the room are some balloons attached to a silver base, destroy the base and fly up and grab the minikit.
Minikit #8 (04:04): Story Mode
In the top left corner use the grapple point and then jump across the poles in the wall to get a minikit.
Minikit #9 (04:14): Free Play
Use your bat senses to reveal some magnetic Lego pieces. Use Robin to open them and then hop in the building and grab the minikit.
Minikit #10 (05:18): Free Play
Once you’ve transformed the Batmobile into the Joker-mobile, use your sonar abilities to break open the glass on the front of your car for a minikit.