Vermilion City’s gym leader, Lt. Surge uses Electric type Pokémon. Raichu will use Thunder Wave to paralyze opponents. Electrode will use Double Team to be harder to hit then Explosion when running out of HP. Magneton will use Lock-On to make Zap Cannon strike easily and paralyze targets. Electabuzz will use Light Screen to weaken special attack damage for 5 turns. After winning, you’ll receive the Thunder Badge. ... https://www.youtube.com/watch?v=aTgnvx920VU
Blue can only be battled in the Champions Tournament. His team is almost about the same since he was a gym leader. Aerodactyl holds a Choice Band giving it extra physical power but can only use one move. Exeggutor will use Leech Seed to steal HP from opponents and Leaf Storm for big damage at the cost of its own Special Attack stat. Gyarados will use Dragon Dance to power up and Outrage to repeat for 2-3 turns. Alakazam will use Reflect to weaken physical attack damage for 5 turns. Arcanine has 2 moves that give itself recoil damage when striking and Extremespeed to strike first. Machamp will use Bullet Punch to strike first and Superpower with a White Herb restoring the lowered stats for once. Make sure you have a good variety of types and moves for this battle.
...
https://www.youtube.com/watch?v=GNP8N8azQO8
Use the wooden platforms to cross on the icy landings. Hit the garbage block with a Koopa shell to reveal a vine and go up the pipe to a secret room where a Tanooki Suit can be found in a ? Block. Ride some more wooden platforms then you’ll reach the goal on the landing ahead.
...
https://www.youtube.com/watch?v=ITgItZl1Nio
After obtaining the National Dex, go to the Old Chateau at the Eterna Forest. Go to the TV Room and wait until night time falls. Save your game in front of the TV. Interact with the TV and thump it to reveal a Pokémon. Rotom is on Level 15 so you’ll have to be incredibly careful with it. Use Dusk Balls in advance.
...
https://www.youtube.com/watch?v=7Atg5CLPZ5s
After batting both commanders, Cyrus will use the Red Chains to summon both Dialga and Palkia. Next, a scene of Uxie, Mesprit, and Azelf will show. As Cyrus continues his trash-talk, something distorting will come from the ground, which claims to be another legendary Pokémon. Giratina will close in on Cyrus and the portal to the Distortion World will appear.
...
https://www.youtube.com/watch?v=mmeQG4OSAlQ
After opening the door with the boss key, you’ll take on a Medusa Head. This boss will attack by throwing spheres that will turn you into stone, rendering you unable to move for a short while, so use Roc’s Cape to jump over the spheres. The boss will also attack by moving around the room, shooting a laser beam. Shoot Pegasus Seeds from the Hyper Slingshot to stun the boss and do some sword strikes. After defeating the boss, you’ll receive a Heart Container and the last of the 8 Essences of Nature, the Changing Seasons.
...
https://www.youtube.com/watch?v=-7Qz2T8TqUI
Use Cut to enter the Galactic Building behind the trees. In this version, the building has been updated with new types of graphics. Go to the top floor of the building and you’ll see Jupiter, one of the 3 commanders of Team Galactic. Zubat knows Giga Drain that can add HP to its own while damaging opponents. Skuntank already knows Night Slash which can deal critical hits more. After the battle, Team Galactic will retreat and you must go south from Eterna City.
...
https://www.youtube.com/watch?v=EzOIrJbKcwE
After defeating a few snails, cross some cloud platforms to go over bodies of water, but watch for octopuses jumping up. At the next section, some cloud platforms may fall, so you’ll have to act quickly to get to the next landing. In addition, some spots have springs you’ll need to use to jump high to get to certain spots. Defeat a swarm of dancing kittens and watch for campfires ahead. After seeing a frog, cross the cloud platforms that move sideways and go from landing to landing. Up ahead, long tunas will jump from the water. Navigate platforms that travel downward and you’ll make it to the goal.
...
https://www.youtube.com/watch?v=qyZ6J8wcf5w
As you climb the ladders, spikes are just about everywhere. You may want to use the Magnet Beam to get around the area. After getting around a tough path, bolts will release pellets. Ride a rail platform and use the teleporter to have a rematch against Dyna Man, Pyro Man, Tint Man, and Cave Man. Defeat them all and battle against Dr. Wily. The cannon will keep releasing pellets. Aim for the cannon by using the Pyro Wave. On the 2nd phase, the aircraft will release spiraling shock waves. Aim for the core in front of the aircraft by using the Electric Tundra. Defeat Dr. Wily and you have completed the game.
...
https://www.youtube.com/watch?v=DXjc88GpX4k
Pewter City’s gym leader, Brock uses Rock type Pokémon. Rock type Pokémon resist hard against Normal type attacks and have good defenses. After winning the battle, you’ll receive the Boulder Badge and a TM39 (Rock Tomb). Rock Tomb causes damage and lowers the target’s Speed stat.
...
https://www.youtube.com/watch?v=l8ShtiXao7A