Explosive fishing rods in only one command!
How to use:
1. Copy the command
2. Get a command block in your world by using the command /give @p minecraft:command_block
3. Paste the command into the command block
4. Power the command block (ex. put a redstone block / redstone torch... next to the command block)
5. Get yourself a fishing rod
6. Just use the fishing rod (doesn't work with water)
The command was made by me (2complexxx)