1. Effects that double/halve atk or def does not have special restriction
as far as I know.
2. The lingering effect should use a global effect.

fix Ma’at

fix Weights & Zenmaisures

fix Harpie Dancer

fix Snake Whistle

fix Mind Trust

fix Uni-Zombie

fix 超銀河眼の光子龍

fix Raging Mad Plants

fix Level Down!?

fix Fusion Tag

http://yugioh-wiki.net/index.php?%A1%D4%B5%DC%C4%EE%A4%CE%A4%B7%A4%AD%A4%BF%A4%EA%A1%D5
http://yugioh-wiki.net/index.php?%A1%D4%A5%D5%A5%A3%A1%BC%A5%EB%A5%C9%A5%D0%A5%EA%A5%A2%A1%D5

fix Cosmic Fortress Gol'gar

add timing hint

fix HSR快刀乱破ズール