Momo's abilities in 'To Love-Ru' are honestly kind of wild when you list them out, a real grab-bag from the Yami family playbook. She's a master tactician first and foremost, which isn't a flashy power but drives so much of the plot. The whole harem plan was her long game, and she's scarily good at it, manipulating people and situations to get Rito closer to Lala and the others. That's her core skill, really. Beyond that, she has shape-shifting like her sisters, letting her take on any appearance. She used it to great effect posing as Rito that one time, causing all sorts of misunderstandings. She's also got a pair of tiny, cute wings that actually allow flight. They seem more for short bursts and hovering than cross-country travel, but they get the job done. And she can generate those energy-based animal companions, like the bunny and cat, which act as scouts or spies. Honestly, her power set isn't about raw destruction; it's about information gathering, infiltration, and social engineering, which makes her arguably one of the most dangerous characters in the cast. Her inventions, like the special bath additive to make Rito irresistible, show she's got a bit of her sister Lala's genius, just applied to... different goals.
What I find most interesting is how her abilities reflect her personality. The shape-shifting and spy animals fit her mischievous, observant nature perfectly. She's always watching, always planning. The flight lets her be wherever the action (or potential romantic progress) is. Even her inventions are all about nudging relationships forward. So while she might not be blowing up planets, her toolkit is perfectly designed for her role as the series' chief schemer and relationship facilitator. It's a surprisingly cohesive package for a character who seems like just the cute little sister at first glance.