By Order of the Emperor

Edison Card Text
You can choose to negate the activation of an Effect Monster's effect that activates when a monster is Normal Summoned (including itself). If you do, that Effect Monster's controller draws 1 card.
The Dark Emperor Structure Deck • 2008-04-02
No targeting
No Damage Step effect
Banlist • Unlimited
Interactions
Does Maharaghi's effect trigger By Order of the Emperor when it is Normal Summoned?!
Maharaghi is Normal Summoned while By Order of the Emperor is face-up.
Yes. Maharaghi's effect activates on summon, so By Order of the Emperor can be activated in response.
Rulings
edisonformat.net
●The effect of By Order of the Emperor is chained to the effect of the Normal Summoned Effect Monster.
●The effect of By Order of the Emperor can be chained to negate King Tiger Wanghu's effect.
●If you have 2 face-up copies of By Order of the Emperor, you can only chain the effect of 1 of them, not both.
edisonformat.com
The effect of "By Order of the Emperor" is chained to the effect of the Normal Summoned Effect Monster.
The effect of "By Order of the Emperor" can be chained to negate "King Tiger Wanghu's" effect.
If you have 2 face-up copies of "By Order of the Emperor", you can only chain the effect of 1 of them, not both.