i think there is about a milion
chess tactics

I think he means things like pins, skewers and zugzwang, like the names of tactics.
THANK YOU!!!!!!!!!!!!!!!!!

Huh? 150, where'd you get that number? I honostly don't see any limit to the number of possible tactics on a chess board.
fine then... 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
How many chess tactics are there? I bet there is about 150...