In this fanfiction concept, the interaction of their powers is quite interesting. Since Ichigo's power has evolved over time, his past self may have a purer, more instinctual form of his abilities. When they meet, the future Ichigo's power, which has been through more battles and growth, could act as a catalyst for the past Ichigo's power. It could be like a spark that ignites a new level of understanding and control for the younger Ichigo. On the other hand, the past Ichigo's power, which is still in a more nascent state, might reawaken a sense of rawness in the future Ichigo's power. This could lead to the discovery of new techniques or a different way of using his existing powers for both versions of Ichigo.
Their powers might interact in a very chaotic way. Since Ichigo's powers have evolved over time, his older self's more refined and powerful reiatsu could either overshadow or disrupt his younger self's still - developing powers. It could be like a clash of two similar but not exactly the same energy sources.
Well, one possible scenario is that Ichigo could try to warn his younger self about the upcoming battles and hardships. He might give some tips on how to better control his powers from the start, which could potentially change the course of his journey in the original story.
Ichigo's powers might be enhanced or altered. Since he has a unique combination of Hollow, Shinigami, and Quincy powers, time travel could disrupt the balance. For example, his Hollow side could become more dominant if they travel to a time when Hollows were more powerful. His Zanpakuto might also change in appearance or abilities.
Ichigo would likely be a bit brash at first. He's used to dealing with things on his own terms in the world of 'Bleach'. Izuku, on the other hand, would be very respectful and inquisitive. He'd probably ask a lot of questions about Ichigo's powers. Ichigo might be a bit impatient with all the questions but would soon realize that Izuku is genuinely interested. They'd start to bond over their shared desire to protect others.
Mereoleona's fire - based powers and Goku's ki - based powers could create some really interesting interactions. For example, Mereoleona could use her fire to surround Goku, but Goku could use his ki to either dissipate the fire or even absorb some of its energy to power up his own attacks. Their powers might also clash in a way that creates new types of energy blasts that neither of them expected.
If they were in a situation where they needed to combine their powers, Naruto's Sage Mode, which gives him enhanced strength, speed, and perception, could work well with Meliodas' Full Counter ability. Naruto could sense incoming attacks and Meliodas could then use Full Counter to send those attacks back with even greater force. Also, Naruto's Nine - Tails chakra could potentially merge with Meliodas' demon power in some way, creating a new and extremely powerful force. It could be like a combination of the raw power of the Nine - Tails and the unique abilities of Meliodas' demon form.
Naruto's chakra - based powers and Alucard's vampiric abilities could create some really cool interactions. For instance, Naruto's Rasengan could potentially be enhanced with Alucard's dark energy. Or Alucard could use Naruto's chakra to fuel some of his more draining attacks.
Ichigo's power might be enhanced or changed. For example, if they travel to a time when the Hollow and Soul Reaper powers were more intertwined, he could gain a new form or ability. His Zanpakuto might also have different properties. Unohana's healing powers could be affected too. She might find that in some past or future time, her healing abilities are either more potent or restricted, depending on the state of the Soul Society at that time.
Ichigo's Soul Reaper powers are based on spiritual energy, and Korra's bending is based on her connection to the elements. Their powers could interact in a way that creates a new form of energy. For example, when Ichigo uses his Getsuga Tenshou near Korra while she's bending, it might create a shockwave that combines the force of the spiritual energy blast with the element she's bending. This could be a very powerful and unique combination that they could use to defeat enemies.
Well, Percy's power over water is a very versatile thing. He can make water do all sorts of things like form into weapons or shields. Kratos, with his insane strength, can break through almost anything. In a fanfiction scenario, their powers could combine in battle. Let's say they're facing a horde of fire - based monsters. Percy could call up a huge wave of water to douse the flames, and then Kratos could rush in with his blades and start slashing away at the weakened foes. Also, Percy's ability to heal himself in water could be a great asset if Kratos gets injured. He could find a body of water and help Kratos recover, while Kratos could protect Percy during the process.