Main weapon was a powerful sneezing powder. Neither the ZyuRangers when morphed nor the guardian beasts were immune to his attacks.
Main weapon was a powder that could turn people into cardboard. The Power Rangers when morphed were immune to its effects.
Befriended a boy named Isamu as a clown, using his rejected by his peers and referring to him as a kicking genius to get him to spread his evil sneezing powder. Never betrayed nor harmed Isamu.
Merely tricked Trini's little cousin Sylvia, turned her to cardboard for no apparent reason or provocation. Later when Sylvia was cured, Pineoctopus revealed that she was only intended as bait for the Power Rangers.
Had a weakness to water and cold which was exploited by MammothRanger. Attacking him with weapons would release his sneezing powder, effectively giving him what he wanted. Daizyujin was not formed because the Godhorn finisher would have done just that.
Never demonstrated such a weakness until the zord battle. No reason was given for the individual dinozords battling him.