While playing people who are very familiar with Pokemon might be OK with us playing with Japanese cards (assuming they already know what the cards say), surely many people would be against it, and I dont want to cause conflict from the get-go
Blue Mana Control and Knowledge Blue mana, sourced from islands, represents intellect, manipulation, and the pursuit of knowledge
Luckily, Magic has hit it out of the park with things like the Cactuar card's somewhat controversial ability to deal 10,000 damage
If you really want unblockable effects load up on a few goblins that do it rather than harm your mana base
For example, Rise of the Floodborn added a simple Amber synergy with the Seven Dwarfs characters, half of which are Common cards, who support other Dwarfs characters in various ways
For example, you can type something like A mouse that looks like a cat and has rabbit ears, or A fantasy sword with a gold hilt and a glowing blade etc