10) Iris Fighting Spirit (121/100) Every set has a Trainer chase, and Iris Fighting Spirit takes that crown in Battle Partners , standing out as a clear fan favorite
Each one can be special summoned in a different way from the Spell & Trap Zone which then trigger other effects like returning an opponent's card to their hand, searching other Argostars cards from your deck, and gaining life points
Some of them are cards like Aeon Chronicler and Body of Knowledge whose power scales with the number of cards in your hand
The Swords to Plowshares effect of Solitude is a reliable ability, and the fact that you can re-trigger it if you bring it back to play somehow could help you remove another threat efficiently
Kyurem ex Special Illustration Rare #165/086 Special Illustration Rare #5
this Phyrexian angel wouldnt be very effective in a deck with just creatures and lands, for example, but thats a small price to pay for such a powerful creature