If a LIGHT Spellcaster Tuner(s) is Special Summoned to your field during your opponent's turn while this card is in your GY: You can add this card to your hand
Let's take a look at one now: Now again, this might look crazy at the start, but let's break it down
Occasionally, players will use their side deck to swap between strategies, also known as "smokescreening." However, this is a rather inefficient practice, as 15 cards is not enough to shift every piece of engine in the main deck and the extra deck into the side deck to play a different strategy
None of them require anything more special than any old monster that can get an Equip Spell attached
You can play a unique role, such as activating it from the first hand by allocating it to the cost of trade-in or tsuitsui, or by revealing it with a common effect to open his Continuous Trap that you do not want to break