Chittering Skitterling
It was used as an important part for various one-turn kills such as one-turn kill and mental master one- turn kill
What I love about most about this card, though, is how it tells a story, much like the Squirtle card thats also featured on this list does
It's important to recognise that a lot of these cards only have value when applied well - for example, Dialga works because it supplies energy to other existing cards, but if they can't make use of that Steel type energy, then they're going to be useless to you
Wasteland lets you tap and sacrifice it to blow up another nonbasic land, wiping whatever is causing you the most problems off the battlefield
The two key Spells to the grind strategy are "Sky Striker Mobilize - Engage!", which searches and draws, and "Sky Striker Mecha Modules - Multirole", which can re-Set used "Sky Striker" Spell Cards in the GY during the End Phase, providing a massive boost in card advantage