Depending on your budget, size of your collection, and value of your cards, you can start with a convenient option like a D-Ring binder, and work your way up from there
Lugia made its introduction into the TCG in the 2000 Neo Genesis set
This dragon actually has good baseline stats for the mana cost and also has an ETB ability that carries serious weight
It is better to use a bubble mailer or padded envelope to ensure the safe arrival of the trading cards.
We can just be better than this
If you dont cast it, put it into your hand. Basically, as long as you use instant speed spells, you can constantly generate value by drawing cards or casting stuff for free, and thats really very hard to beat when youre also messing up everyone elses fun at the same time