the agent cards yugioh Yu-Gi-Oh! - of Force - Mars (SDLS-EN007) - Structure Deck: Lost Sanctuary - 1st Edition The item may be similar but not exactly the same as the image (e.g The Agent of Life -

This deck is themed on the nature of power and how willing people are to attack our neighbors for small crumbs of advantage while those with the most power gain exponentially more from that action over time and eventually sell us out

Its huge ears pick up ultrasonic waves, helping it navigate and hunt in total darkness

The one drawback it has is that it uses small creatures that are easy to kill and have summoning sickness

Unstable Amulet I dont think you need to be an energy deck to play Unstable Amulet as long as your strategy gets lots of triggers for casting spells from outside your hand

What Are Loyalty Abilities

halve its ATK, also, negate its effects