It sounds like a good deal to get counters instead of losing life, but if a player obtains ten poison counters, they lose the game
The Water Energy type is marked with a blue circle with a water droplet in the center
After that, you can summon Sky Striker Ace Shizuku and use its effect at the end of your turn to add a Sky Striker spell card to your hand Also, on top of having multiple link monsters for them, there are a lot of spell cards specifically made for this deck, which are searchable with the effect of many of the Sky Striker Ace link monsters
is about choosing a strategy, theming a deck around it, and ensuring the cards chosen can pull it off as consistently as possible (protagonist Yugis famous heart of the cards shtick doesnt work in real-life, so therell always be some RNG involved)
Of note is "Colorless, Chaos King of Dark World," whose only revealed details are his Level and Materials, leaving players to theorize what he could have been until he was finally given form in the real-life card game many years later